diff --git a/lib/jsonapi/resource_serializer.rb b/lib/jsonapi/resource_serializer.rb
index e8ad66804..5e49ba467 100644
--- a/lib/jsonapi/resource_serializer.rb
+++ b/lib/jsonapi/resource_serializer.rb
@@ -217,7 +217,7 @@ def format_route(route)
     end
 
     def self_link(source, association)
-      "#{self_href(source)}/links/#{format_route(association.name)}"
+      "#{self_href(source)}/relationships/#{format_route(association.name)}"
     end
 
     def related_link(source, association)
diff --git a/lib/jsonapi/routing_ext.rb b/lib/jsonapi/routing_ext.rb
index 08ffb3615..5d51abcfb 100644
--- a/lib/jsonapi/routing_ext.rb
+++ b/lib/jsonapi/routing_ext.rb
@@ -95,17 +95,17 @@ def jsonapi_link(*links)
           methods = links_methods(options)
 
           if methods.include?(:show)
-            match "links/#{formatted_association_name}", controller: options[:controller],
+            match "relationships/#{formatted_association_name}", controller: options[:controller],
                   action: 'show_association', association: link_type.to_s, via: [:get]
           end
 
           if methods.include?(:update)
-            match "links/#{formatted_association_name}", controller: options[:controller],
+            match "relationships/#{formatted_association_name}", controller: options[:controller],
                   action: 'update_association', association: link_type.to_s, via: [:put, :patch]
           end
 
           if methods.include?(:destroy)
-            match "links/#{formatted_association_name}", controller: options[:controller],
+            match "relationships/#{formatted_association_name}", controller: options[:controller],
                   action: 'destroy_association', association: link_type.to_s, via: [:delete]
           end
         end
@@ -121,22 +121,22 @@ def jsonapi_links(*links)
           methods = links_methods(options)
 
           if methods.include?(:show)
-            match "links/#{formatted_association_name}", controller: options[:controller],
+            match "relationships/#{formatted_association_name}", controller: options[:controller],
                    action: 'show_association', association: link_type.to_s, via: [:get]
           end
 
           if methods.include?(:create)
-            match "links/#{formatted_association_name}", controller: options[:controller],
+            match "relationships/#{formatted_association_name}", controller: options[:controller],
                   action: 'create_association', association: link_type.to_s, via: [:post]
           end
 
           if methods.include?(:update)
-            match "links/#{formatted_association_name}", controller: options[:controller],
+            match "relationships/#{formatted_association_name}", controller: options[:controller],
                   action: 'update_association', association: link_type.to_s, via: [:put, :patch]
           end
 
           if methods.include?(:destroy)
-            match "links/#{formatted_association_name}/:keys", controller: options[:controller],
+            match "relationships/#{formatted_association_name}/:keys", controller: options[:controller],
                   action: 'destroy_association', association: link_type.to_s, via: [:delete]
           end
         end
diff --git a/test/controllers/controller_test.rb b/test/controllers/controller_test.rb
index 113a4cb4c..716642675 100644
--- a/test/controllers/controller_test.rb
+++ b/test/controllers/controller_test.rb
@@ -1394,7 +1394,7 @@ def test_show_has_one_relationship
                           id: '1'
                         },
                         links: {
-                          self: 'http://test.host/posts/1/links/author',
+                          self: 'http://test.host/posts/1/relationships/author',
                           related: 'http://test.host/posts/1/author'
                         }
                        }
@@ -1409,7 +1409,7 @@ def test_show_has_many_relationship
                            {type: 'tags', id: '5'}
                          ],
                          links: {
-                           self: 'http://test.host/posts/2/links/tags',
+                           self: 'http://test.host/posts/2/relationships/tags',
                            related: 'http://test.host/posts/2/tags'
                          }
                        }
@@ -1428,7 +1428,7 @@ def test_show_has_one_relationship_nil
                        {
                          data: nil,
                          links: {
-                           self: 'http://test.host/posts/17/links/author',
+                           self: 'http://test.host/posts/17/relationships/author',
                            related: 'http://test.host/posts/17/author'
                          }
                        }
@@ -1881,19 +1881,19 @@ def test_get_related_resource
          relationships: {
            comments: {
              links: {
-               self: 'http://test.host/people/1/links/comments',
+               self: 'http://test.host/people/1/relationships/comments',
                related: 'http://test.host/people/1/comments'
              }
            },
            posts: {
              links: {
-               self: 'http://test.host/people/1/links/posts',
+               self: 'http://test.host/people/1/relationships/posts',
                related: 'http://test.host/people/1/posts'
              }
            },
            preferences: {
              links: {
-               self: 'http://test.host/people/1/links/preferences',
+               self: 'http://test.host/people/1/relationships/preferences',
                related: 'http://test.host/people/1/preferences'
              },
              data: {
@@ -1903,7 +1903,7 @@ def test_get_related_resource
            },
            "hair-cut" => {
              "links" => {
-               "self" => "http://test.host/people/1/links/hair_cut",
+               "self" => "http://test.host/people/1/relationships/hair_cut",
                "related" => "http://test.host/people/1/hair_cut"
              },
              "data" => nil
@@ -2057,7 +2057,7 @@ class Api::V1::PostsControllerTest < ActionController::TestCase
   def test_show_post_namespaced
     get :show, {id: '1'}
     assert_response :success
-    assert_equal 'http://test.host/api/v1/posts/1/links/writer', json_response['data']['relationships']['writer']['links']['self']
+    assert_equal 'http://test.host/api/v1/posts/1/relationships/writer', json_response['data']['relationships']['writer']['links']['self']
   end
 
   def test_show_post_namespaced_include
diff --git a/test/integration/requests/request_test.rb b/test/integration/requests/request_test.rb
index a3dd380f1..d655d0512 100644
--- a/test/integration/requests/request_test.rb
+++ b/test/integration/requests/request_test.rb
@@ -70,10 +70,10 @@ def test_get_camelized_route_and_key_filtered
   def test_get_camelized_route_and_links
     JSONAPI.configuration.json_key_format = :camelized_key
     JSONAPI.configuration.route_format = :camelized_route
-    get '/api/v4/expenseEntries/1/links/isoCurrency'
+    get '/api/v4/expenseEntries/1/relationships/isoCurrency'
     assert_equal 200, status
     assert_hash_equals({'links' => {
-                         'self' => 'http://www.example.com/api/v4/expenseEntries/1/links/isoCurrency',
+                         'self' => 'http://www.example.com/api/v4/expenseEntries/1/relationships/isoCurrency',
                          'related' => 'http://www.example.com/api/v4/expenseEntries/1/isoCurrency'
                        },
                        'data' => {
@@ -205,21 +205,21 @@ def test_post_single_minimal_invalid
 
   def test_update_association_without_content_type
     ruby = Section.find_by(name: 'ruby')
-    patch '/posts/3/links/section', { 'data' => {type: 'sections', id: ruby.id.to_s }}.to_json
+    patch '/posts/3/relationships/section', { 'data' => {type: 'sections', id: ruby.id.to_s }}.to_json
 
     assert_equal 415, status
   end
 
   def test_patch_update_association_has_one
     ruby = Section.find_by(name: 'ruby')
-    patch '/posts/3/links/section', { 'data' => {type: 'sections', id: ruby.id.to_s }}.to_json, "CONTENT_TYPE" => JSONAPI::MEDIA_TYPE
+    patch '/posts/3/relationships/section', { 'data' => {type: 'sections', id: ruby.id.to_s }}.to_json, "CONTENT_TYPE" => JSONAPI::MEDIA_TYPE
 
     assert_equal 204, status
   end
 
   def test_put_update_association_has_one
     ruby = Section.find_by(name: 'ruby')
-    put '/posts/3/links/section', { 'data' => {type: 'sections', id: ruby.id.to_s }}.to_json, "CONTENT_TYPE" => JSONAPI::MEDIA_TYPE
+    put '/posts/3/relationships/section', { 'data' => {type: 'sections', id: ruby.id.to_s }}.to_json, "CONTENT_TYPE" => JSONAPI::MEDIA_TYPE
 
     assert_equal 204, status
   end
@@ -228,14 +228,14 @@ def test_patch_update_association_has_many_acts_as_set
     # Comments are acts_as_set=false so PUT/PATCH should respond with 403
 
     rogue = Comment.find_by(body: 'Rogue Comment Here')
-    patch '/posts/5/links/comments', { 'data' => [{type: 'comments', id: rogue.id.to_s }]}.to_json, "CONTENT_TYPE" => JSONAPI::MEDIA_TYPE
+    patch '/posts/5/relationships/comments', { 'data' => [{type: 'comments', id: rogue.id.to_s }]}.to_json, "CONTENT_TYPE" => JSONAPI::MEDIA_TYPE
 
     assert_equal 403, status
   end
 
   def test_post_update_association_has_many
     rogue = Comment.find_by(body: 'Rogue Comment Here')
-    post '/posts/5/links/comments', { 'data' => [{type: 'comments', id: rogue.id.to_s }]}.to_json, "CONTENT_TYPE" => JSONAPI::MEDIA_TYPE
+    post '/posts/5/relationships/comments', { 'data' => [{type: 'comments', id: rogue.id.to_s }]}.to_json, "CONTENT_TYPE" => JSONAPI::MEDIA_TYPE
 
     assert_equal 204, status
   end
@@ -244,7 +244,7 @@ def test_put_update_association_has_many_acts_as_set
     # Comments are acts_as_set=false so PUT/PATCH should respond with 403. Note: JR currently treats PUT and PATCH as equivalent
 
     rogue = Comment.find_by(body: 'Rogue Comment Here')
-    put '/posts/5/links/comments', { 'data' => [{type: 'comments', id: rogue.id.to_s }]}.to_json, "CONTENT_TYPE" => JSONAPI::MEDIA_TYPE
+    put '/posts/5/relationships/comments', { 'data' => [{type: 'comments', id: rogue.id.to_s }]}.to_json, "CONTENT_TYPE" => JSONAPI::MEDIA_TYPE
 
     assert_equal 403, status
   end
@@ -416,7 +416,7 @@ def test_flow_link_has_one_self_link
     assert_equal 200, status
     assert_hash_equals(json_response, {
                                       'links' => {
-                                        'self' => 'http://www.example.com/posts/1/links/author',
+                                        'self' => 'http://www.example.com/posts/1/relationships/author',
                                         'related' => 'http://www.example.com/posts/1/author'
                                       },
                                       'data' => {type: 'people', id: '1'}
@@ -433,7 +433,7 @@ def test_flow_link_has_many_self_link
     assert_hash_equals(json_response,
                        {
                          'links' => {
-                           'self' => 'http://www.example.com/posts/1/links/tags',
+                           'self' => 'http://www.example.com/posts/1/relationships/tags',
                            'related' => 'http://www.example.com/posts/1/tags'
                           },
                           'data' => [
@@ -460,7 +460,7 @@ def test_flow_link_has_many_self_link_put
     assert_hash_equals(json_response,
                        {
                          'links' => {
-                           'self' => 'http://www.example.com/posts/5/links/tags',
+                           'self' => 'http://www.example.com/posts/5/relationships/tags',
                            'related' => 'http://www.example.com/posts/5/tags'
                          },
                          'data' => [
@@ -644,7 +644,7 @@ def test_patch_formatted_dasherized_replace_has_many
   def test_post_has_many_link
     JSONAPI.configuration.route_format = :dasherized_route
     JSONAPI.configuration.json_key_format = :dasherized_key
-    post '/api/v6/purchase-orders/3/links/line-items',
+    post '/api/v6/purchase-orders/3/relationships/line-items',
           {
             'data' => [
               {'type' => 'line-items', 'id' => '3'},
@@ -658,7 +658,7 @@ def test_post_has_many_link
   def test_patch_has_many_link
     JSONAPI.configuration.route_format = :dasherized_route
     JSONAPI.configuration.json_key_format = :dasherized_key
-    patch '/api/v6/purchase-orders/3/links/order-flags',
+    patch '/api/v6/purchase-orders/3/relationships/order-flags',
          {
            'data' => [
              {'type' => 'order-flags', 'id' => '1'},
@@ -672,7 +672,7 @@ def test_patch_has_many_link
   def test_patch_has_one
     JSONAPI.configuration.route_format = :dasherized_route
     JSONAPI.configuration.json_key_format = :dasherized_key
-    patch '/api/v6/line-items/5/links/purchase-order',
+    patch '/api/v6/line-items/5/relationships/purchase-order',
          {
            'data' => {'type' => 'purchase-orders', 'id' => '3'}
          }.to_json, "CONTENT_TYPE" => JSONAPI::MEDIA_TYPE
diff --git a/test/integration/routes/routes_test.rb b/test/integration/routes/routes_test.rb
index 032e19dff..6d41c3705 100644
--- a/test/integration/routes/routes_test.rb
+++ b/test/integration/routes/routes_test.rb
@@ -18,37 +18,37 @@ def test_routing_posts_show
   end
 
   def test_routing_posts_links_author_show
-    assert_routing({path: '/posts/1/links/author', method: :get},
+    assert_routing({path: '/posts/1/relationships/author', method: :get},
                    {controller: 'posts', action: 'show_association', post_id: '1', association: 'author'})
   end
 
   def test_routing_posts_links_author_destroy
-    assert_routing({path: '/posts/1/links/author', method: :delete},
+    assert_routing({path: '/posts/1/relationships/author', method: :delete},
                    {controller: 'posts', action: 'destroy_association', post_id: '1', association: 'author'})
   end
 
   def test_routing_posts_links_author_update
-    assert_routing({path: '/posts/1/links/author', method: :patch},
+    assert_routing({path: '/posts/1/relationships/author', method: :patch},
                    {controller: 'posts', action: 'update_association', post_id: '1', association: 'author'})
   end
 
   def test_routing_posts_links_tags_show
-    assert_routing({path: '/posts/1/links/tags', method: :get},
+    assert_routing({path: '/posts/1/relationships/tags', method: :get},
                    {controller: 'posts', action: 'show_association', post_id: '1', association: 'tags'})
   end
 
   def test_routing_posts_links_tags_destroy
-    assert_routing({path: '/posts/1/links/tags/1,2', method: :delete},
+    assert_routing({path: '/posts/1/relationships/tags/1,2', method: :delete},
                    {controller: 'posts', action: 'destroy_association', post_id: '1', keys: '1,2', association: 'tags'})
   end
 
   def test_routing_posts_links_tags_create
-    assert_routing({path: '/posts/1/links/tags', method: :post},
+    assert_routing({path: '/posts/1/relationships/tags', method: :post},
                    {controller: 'posts', action: 'create_association', post_id: '1', association: 'tags'})
   end
 
   def test_routing_posts_links_tags_update_acts_as_set
-    assert_routing({path: '/posts/1/links/tags', method: :patch},
+    assert_routing({path: '/posts/1/relationships/tags', method: :patch},
                    {controller: 'posts', action: 'update_association', post_id: '1', association: 'tags'})
   end
 
@@ -64,13 +64,13 @@ def test_routing_v1_posts_delete
   end
 
   def test_routing_v1_posts_links_writer_show
-    assert_routing({path: '/api/v1/posts/1/links/writer', method: :get},
+    assert_routing({path: '/api/v1/posts/1/relationships/writer', method: :get},
                    {controller: 'api/v1/posts', action: 'show_association', post_id: '1', association: 'writer'})
   end
 
   # V2
   def test_routing_v2_posts_links_author_show
-    assert_routing({path: '/api/v2/posts/1/links/author', method: :get},
+    assert_routing({path: '/api/v2/posts/1/relationships/author', method: :get},
                    {controller: 'api/v2/posts', action: 'show_association', post_id: '1', association: 'author'})
   end
 
@@ -100,7 +100,7 @@ def test_routing_v4_expenseEntries_resources
     assert_routing({path: '/api/v4/expenseEntries/1', method: :get},
                    {action: 'show', controller: 'api/v4/expense_entries', id: '1'})
 
-    assert_routing({path: '/api/v4/expenseEntries/1/links/isoCurrency', method: :get},
+    assert_routing({path: '/api/v4/expenseEntries/1/relationships/isoCurrency', method: :get},
                    {controller: 'api/v4/expense_entries', action: 'show_association', expense_entry_id: '1', association: 'iso_currency'})
   end
 
@@ -119,7 +119,7 @@ def test_routing_v5_expenseEntries_resources
     assert_routing({path: '/api/v5/expense-entries/1', method: :get},
                    {action: 'show', controller: 'api/v5/expense_entries', id: '1'})
 
-    assert_routing({path: '/api/v5/expense-entries/1/links/iso-currency', method: :get},
+    assert_routing({path: '/api/v5/expense-entries/1/relationships/iso-currency', method: :get},
                    {controller: 'api/v5/expense_entries', action: 'show_association', expense_entry_id: '1', association: 'iso_currency'})
   end
 
@@ -129,7 +129,7 @@ def test_routing_authors_show
   end
 
   def test_routing_author_links_posts_create_not_acts_as_set
-    assert_routing({path: '/api/v5/authors/1/links/posts', method: :post},
+    assert_routing({path: '/api/v5/authors/1/relationships/posts', method: :post},
                    {controller: 'api/v5/authors', action: 'create_association', author_id: '1', association: 'posts'})
   end
 
@@ -146,12 +146,12 @@ def test_routing_primary_key_jsonapi_resources
   # end
 
   # def test_routing_posts_links_author_except_destroy
-  #   assert_routing({ path: '/api/v3/posts/1/links/author', method: :delete },
+  #   assert_routing({ path: '/api/v3/posts/1/relationships/author', method: :delete },
   #                  { controller: 'api/v3/posts', action: 'destroy_association', post_id: '1', association: 'author' })
   # end
   #
   # def test_routing_posts_links_tags_only_create_show
-  #   assert_routing({ path: '/api/v3/posts/1/links/tags/1,2', method: :delete },
+  #   assert_routing({ path: '/api/v3/posts/1/relationships/tags/1,2', method: :delete },
   #                  { controller: 'api/v3/posts', action: 'destroy_association', post_id: '1', keys: '1,2', association: 'tags' })
   # end
 
diff --git a/test/unit/serializer/serializer_test.rb b/test/unit/serializer/serializer_test.rb
index 17e84955a..cbbdfd6d3 100644
--- a/test/unit/serializer/serializer_test.rb
+++ b/test/unit/serializer/serializer_test.rb
@@ -40,14 +40,14 @@ def test_serializer
           relationships: {
             section: {
               links: {
-                self: 'http://example.com/posts/1/links/section',
+                self: 'http://example.com/posts/1/relationships/section',
                 related: 'http://example.com/posts/1/section'
               },
               data: nil
             },
             author: {
               links: {
-                self: 'http://example.com/posts/1/links/author',
+                self: 'http://example.com/posts/1/relationships/author',
                 related: 'http://example.com/posts/1/author'
               },
               data: {
@@ -57,13 +57,13 @@ def test_serializer
             },
             tags: {
               links: {
-                self: 'http://example.com/posts/1/links/tags',
+                self: 'http://example.com/posts/1/relationships/tags',
                 related: 'http://example.com/posts/1/tags'
               }
             },
             comments: {
               links: {
-                self: 'http://example.com/posts/1/links/comments',
+                self: 'http://example.com/posts/1/relationships/comments',
                 related: 'http://example.com/posts/1/comments'
               }
             }
@@ -100,14 +100,14 @@ def test_serializer_namespaced_resource
           relationships: {
             section: {
               links:{
-                self: 'http://example.com/api/v1/posts/1/links/section',
+                self: 'http://example.com/api/v1/posts/1/relationships/section',
                 related: 'http://example.com/api/v1/posts/1/section'
               },
               data: nil
             },
             writer: {
               links:{
-                self: 'http://example.com/api/v1/posts/1/links/writer',
+                self: 'http://example.com/api/v1/posts/1/relationships/writer',
                 related: 'http://example.com/api/v1/posts/1/writer'
               },
               data: {
@@ -117,7 +117,7 @@ def test_serializer_namespaced_resource
             },
             comments: {
               links:{
-                self: 'http://example.com/api/v1/posts/1/links/comments',
+                self: 'http://example.com/api/v1/posts/1/relationships/comments',
                 related: 'http://example.com/api/v1/posts/1/comments'
               }
             }
@@ -146,7 +146,7 @@ def test_serializer_limited_fieldset
           relationships: {
             author: {
               links: {
-                self: '/posts/1/links/author',
+                self: '/posts/1/relationships/author',
                 related: '/posts/1/author'
               },
               data: {
@@ -184,14 +184,14 @@ def test_serializer_include
           relationships: {
             section: {
               links: {
-                self: '/posts/1/links/section',
+                self: '/posts/1/relationships/section',
                 related: '/posts/1/section'
               },
               data: nil
             },
             author: {
               links: {
-                self: '/posts/1/links/author',
+                self: '/posts/1/relationships/author',
                 related: '/posts/1/author'
               },
               data: {
@@ -201,13 +201,13 @@ def test_serializer_include
             },
             tags: {
               links: {
-                self: '/posts/1/links/tags',
+                self: '/posts/1/relationships/tags',
                 related: '/posts/1/tags'
               }
             },
             comments: {
               links: {
-                self: '/posts/1/links/comments',
+                self: '/posts/1/relationships/comments',
                 related: '/posts/1/comments'
               }
             }
@@ -228,19 +228,19 @@ def test_serializer_include
             relationships: {
              comments: {
                links: {
-                 self: '/people/1/links/comments',
+                 self: '/people/1/relationships/comments',
                  related: '/people/1/comments'
                }
              },
              posts: {
                links: {
-                 self: '/people/1/links/posts',
+                 self: '/people/1/relationships/posts',
                  related: '/people/1/posts'
                }
              },
              preferences: {
                links: {
-                 self: '/people/1/links/preferences',
+                 self: '/people/1/relationships/preferences',
                  related: '/people/1/preferences'
                },
                data: {
@@ -250,7 +250,7 @@ def test_serializer_include
              },
              hairCut: {
                links: {
-                 self: "/people/1/links/hairCut",
+                 self: "/people/1/relationships/hairCut",
                  related: "/people/1/hairCut"
                },
                data: nil
@@ -286,14 +286,14 @@ def test_serializer_key_format
           relationships: {
             section: {
               links: {
-                self: '/posts/1/links/section',
+                self: '/posts/1/relationships/section',
                 related: '/posts/1/section'
               },
               data: nil
             },
             author: {
               links: {
-                self: '/posts/1/links/author',
+                self: '/posts/1/relationships/author',
                 related: '/posts/1/author'
               },
               data: {
@@ -303,13 +303,13 @@ def test_serializer_key_format
             },
             tags: {
               links: {
-                self: '/posts/1/links/tags',
+                self: '/posts/1/relationships/tags',
                 related: '/posts/1/tags'
               }
             },
             comments: {
               links: {
-                self: '/posts/1/links/comments',
+                self: '/posts/1/relationships/comments',
                 related: '/posts/1/comments'
               }
             }
@@ -330,19 +330,19 @@ def test_serializer_key_format
             relationships: {
               comments: {
                 links: {
-                  self: '/people/1/links/comments',
+                  self: '/people/1/relationships/comments',
                   related: '/people/1/comments'
                 }
               },
               posts: {
                 links: {
-                  self: '/people/1/links/posts',
+                  self: '/people/1/relationships/posts',
                   related: '/people/1/posts'
                 }
               },
               preferences: {
                 links: {
-                  self: '/people/1/links/preferences',
+                  self: '/people/1/relationships/preferences',
                   related: '/people/1/preferences'
                 },
                 data: {
@@ -352,7 +352,7 @@ def test_serializer_key_format
               },
               hair_cut: {
                 links: {
-                  self: '/people/1/links/hairCut',
+                  self: '/people/1/relationships/hairCut',
                   related: '/people/1/hairCut'
                 },
                 data: nil
@@ -383,14 +383,14 @@ def test_serializer_include_sub_objects
           relationships: {
             section: {
               links: {
-                self: '/posts/1/links/section',
+                self: '/posts/1/relationships/section',
                 related: '/posts/1/section'
               },
               data: nil
             },
             author: {
               links: {
-                self: '/posts/1/links/author',
+                self: '/posts/1/relationships/author',
               related: '/posts/1/author'
               },
               data: {
@@ -400,13 +400,13 @@ def test_serializer_include_sub_objects
             },
             tags: {
               links: {
-                self: '/posts/1/links/tags',
+                self: '/posts/1/relationships/tags',
                 related: '/posts/1/tags'
               }
             },
             comments: {
               links: {
-                self: '/posts/1/links/comments',
+                self: '/posts/1/relationships/comments',
                 related: '/posts/1/comments'
               },
               data: [
@@ -429,7 +429,7 @@ def test_serializer_include_sub_objects
               relationships: {
                 posts: {
                   links: {
-                    self: '/tags/1/links/posts',
+                    self: '/tags/1/relationships/posts',
                     related: '/tags/1/posts'
                   }
                 }
@@ -447,7 +447,7 @@ def test_serializer_include_sub_objects
               relationships: {
                 posts: {
                   links: {
-                    self: '/tags/2/links/posts',
+                    self: '/tags/2/relationships/posts',
                     related: '/tags/2/posts'
                   }
                 }
@@ -465,7 +465,7 @@ def test_serializer_include_sub_objects
               relationships: {
                 posts: {
                   links: {
-                    self: '/tags/4/links/posts',
+                    self: '/tags/4/relationships/posts',
                     related: '/tags/4/posts'
                   },
                 }
@@ -483,7 +483,7 @@ def test_serializer_include_sub_objects
               relationships: {
                 author: {
                   links: {
-                    self: '/comments/1/links/author',
+                    self: '/comments/1/relationships/author',
                     related: '/comments/1/author'
                   },
                   data: {
@@ -493,7 +493,7 @@ def test_serializer_include_sub_objects
                 },
                 post: {
                   links: {
-                    self: '/comments/1/links/post',
+                    self: '/comments/1/relationships/post',
                     related: '/comments/1/post'
                   },
                   data: {
@@ -503,7 +503,7 @@ def test_serializer_include_sub_objects
                 },
                 tags: {
                   links: {
-                    self: '/comments/1/links/tags',
+                    self: '/comments/1/relationships/tags',
                     related: '/comments/1/tags'
                   },
                   data: [
@@ -525,7 +525,7 @@ def test_serializer_include_sub_objects
               relationships: {
                 author: {
                   links: {
-                    self: '/comments/2/links/author',
+                    self: '/comments/2/relationships/author',
                     related: '/comments/2/author'
                   },
                   data: {
@@ -535,7 +535,7 @@ def test_serializer_include_sub_objects
                 },
                 post: {
                   links: {
-                    self: '/comments/2/links/post',
+                    self: '/comments/2/relationships/post',
                     related: '/comments/2/post'
                   },
                   data: {
@@ -545,7 +545,7 @@ def test_serializer_include_sub_objects
                 },
                 tags: {
                   links: {
-                    self: '/comments/2/links/tags',
+                    self: '/comments/2/relationships/tags',
                     related: '/comments/2/tags'
                   },
                   data: [
@@ -580,14 +580,14 @@ def test_serializer_include_has_many_sub_objects_only
           relationships: {
             section: {
               links: {
-                self: '/posts/1/links/section',
+                self: '/posts/1/relationships/section',
                 related: '/posts/1/section'
               },
               data: nil
             },
             author: {
               links: {
-                self: '/posts/1/links/author',
+                self: '/posts/1/relationships/author',
                 related: '/posts/1/author'
               },
               data: {
@@ -597,13 +597,13 @@ def test_serializer_include_has_many_sub_objects_only
             },
             tags: {
               links: {
-                self: '/posts/1/links/tags',
+                self: '/posts/1/relationships/tags',
                 related: '/posts/1/tags'
               }
             },
             comments: {
               links: {
-                self: '/posts/1/links/comments',
+                self: '/posts/1/relationships/comments',
                 related: '/posts/1/comments'
               }
             }
@@ -622,7 +622,7 @@ def test_serializer_include_has_many_sub_objects_only
             relationships: {
               posts: {
                 links: {
-                  self: '/tags/1/links/posts',
+                  self: '/tags/1/relationships/posts',
                   related: '/tags/1/posts'
                 }
               }
@@ -640,7 +640,7 @@ def test_serializer_include_has_many_sub_objects_only
             relationships: {
               posts: {
                 links: {
-                  self: '/tags/2/links/posts',
+                  self: '/tags/2/relationships/posts',
                   related: '/tags/2/posts'
                 }
               }
@@ -658,7 +658,7 @@ def test_serializer_include_has_many_sub_objects_only
             relationships: {
               posts: {
                 links: {
-                  self: '/tags/4/links/posts',
+                  self: '/tags/4/relationships/posts',
                   related: '/tags/4/posts'
                 }
               }
@@ -688,14 +688,14 @@ def test_serializer_include_has_one_sub_objects_only
           relationships: {
             section: {
               links: {
-                self: '/posts/1/links/section',
+                self: '/posts/1/relationships/section',
                 related: '/posts/1/section'
               },
               data: nil
             },
             author: {
               links: {
-                self: '/posts/1/links/author',
+                self: '/posts/1/relationships/author',
                 related: '/posts/1/author'
               },
               data: {
@@ -705,13 +705,13 @@ def test_serializer_include_has_one_sub_objects_only
             },
             tags: {
               links: {
-                self: '/posts/1/links/tags',
+                self: '/posts/1/relationships/tags',
                 related: '/posts/1/tags'
               }
             },
             comments: {
               links: {
-                self: '/posts/1/links/comments',
+                self: '/posts/1/relationships/comments',
                 related: '/posts/1/comments'
               }
             }
@@ -730,7 +730,7 @@ def test_serializer_include_has_one_sub_objects_only
             relationships: {
               author: {
                 links: {
-                  self: '/comments/1/links/author',
+                  self: '/comments/1/relationships/author',
                   related: '/comments/1/author'
                 },
                 data: {
@@ -740,7 +740,7 @@ def test_serializer_include_has_one_sub_objects_only
               },
               post: {
                 links: {
-                  self: '/comments/1/links/post',
+                  self: '/comments/1/relationships/post',
                   related: '/comments/1/post'
                 },
                 data: {
@@ -750,7 +750,7 @@ def test_serializer_include_has_one_sub_objects_only
               },
               tags: {
                 links: {
-                  self: '/comments/1/links/tags',
+                  self: '/comments/1/relationships/tags',
                   related: '/comments/1/tags'
                 }
               }
@@ -785,13 +785,13 @@ def test_serializer_different_foreign_key
           relationships: {
             posts: {
               links: {
-                self: '/people/2/links/posts',
+                self: '/people/2/relationships/posts',
                 related: '/people/2/posts'
               }
             },
             comments: {
               links: {
-                self: '/people/2/links/comments',
+                self: '/people/2/relationships/comments',
                 related: '/people/2/comments'
               },
               data: [
@@ -801,14 +801,14 @@ def test_serializer_different_foreign_key
             },
             preferences: {
               links: {
-                self: "/people/2/links/preferences",
+                self: "/people/2/relationships/preferences",
                 related: "/people/2/preferences"
               },
               data: nil
             },
             hairCut: {
               links: {
-                self: "/people/2/links/hairCut",
+                self: "/people/2/relationships/hairCut",
                 related: "/people/2/hairCut"
               },
               data: nil
@@ -828,7 +828,7 @@ def test_serializer_different_foreign_key
             relationships: {
               author: {
                 links: {
-                  self: '/comments/2/links/author',
+                  self: '/comments/2/relationships/author',
                   related: '/comments/2/author'
                 },
                 data: {
@@ -838,7 +838,7 @@ def test_serializer_different_foreign_key
               },
               post: {
                 links: {
-                  self: '/comments/2/links/post',
+                  self: '/comments/2/relationships/post',
                   related: '/comments/2/post'
                 },
                 data: {
@@ -848,7 +848,7 @@ def test_serializer_different_foreign_key
               },
               tags: {
                 links: {
-                  self: '/comments/2/links/tags',
+                  self: '/comments/2/relationships/tags',
                   related: '/comments/2/tags'
                 }
               }
@@ -866,7 +866,7 @@ def test_serializer_different_foreign_key
             relationships: {
               author: {
                 links: {
-                  self: '/comments/3/links/author',
+                  self: '/comments/3/relationships/author',
                   related: '/comments/3/author'
                 },
                 data: {
@@ -876,7 +876,7 @@ def test_serializer_different_foreign_key
               },
               post: {
                 links: {
-                  self: '/comments/3/links/post',
+                  self: '/comments/3/relationships/post',
                   related: '/comments/3/post'
                 },
                 data: {
@@ -886,7 +886,7 @@ def test_serializer_different_foreign_key
               },
               tags: {
                 links: {
-                  self: '/comments/3/links/tags',
+                  self: '/comments/3/relationships/tags',
                   related: '/comments/3/tags'
                 }
               }
@@ -922,14 +922,14 @@ def test_serializer_array_of_resources
             relationships: {
               section: {
                 links: {
-                  self: '/posts/1/links/section',
+                  self: '/posts/1/relationships/section',
                   related: '/posts/1/section'
                 },
                 data: nil
               },
               author: {
                 links: {
-                  self: '/posts/1/links/author',
+                  self: '/posts/1/relationships/author',
                   related: '/posts/1/author'
                 },
                 data: {
@@ -939,13 +939,13 @@ def test_serializer_array_of_resources
               },
               tags: {
                 links: {
-                  self: '/posts/1/links/tags',
+                  self: '/posts/1/relationships/tags',
                   related: '/posts/1/tags'
                 }
               },
               comments: {
                 links: {
-                  self: '/posts/1/links/comments',
+                  self: '/posts/1/relationships/comments',
                   related: '/posts/1/comments'
                 },
                 data: [
@@ -969,7 +969,7 @@ def test_serializer_array_of_resources
             relationships: {
               section: {
                 links: {
-                  self: '/posts/2/links/section',
+                  self: '/posts/2/relationships/section',
                   related: '/posts/2/section'
                 },
                 data: {
@@ -979,7 +979,7 @@ def test_serializer_array_of_resources
               },
               author: {
                 links: {
-                  self: '/posts/2/links/author',
+                  self: '/posts/2/relationships/author',
                   related: '/posts/2/author'
                 },
                 data: {
@@ -989,13 +989,13 @@ def test_serializer_array_of_resources
               },
               tags: {
                 links: {
-                  self: '/posts/2/links/tags',
+                  self: '/posts/2/relationships/tags',
                   related: '/posts/2/tags'
                 }
               },
               comments: {
                 links: {
-                  self: '/posts/2/links/comments',
+                  self: '/posts/2/relationships/comments',
                   related: '/posts/2/comments'
                 },
                 data: [
@@ -1018,7 +1018,7 @@ def test_serializer_array_of_resources
             relationships: {
               posts: {
                 links: {
-                  self: '/tags/1/links/posts',
+                  self: '/tags/1/relationships/posts',
                   related: '/tags/1/posts'
                 }
               }
@@ -1036,7 +1036,7 @@ def test_serializer_array_of_resources
             relationships: {
               posts: {
                 links: {
-                  self: '/tags/2/links/posts',
+                  self: '/tags/2/relationships/posts',
                   related: '/tags/2/posts'
                 }
               }
@@ -1054,7 +1054,7 @@ def test_serializer_array_of_resources
             relationships: {
               posts: {
                 links: {
-                  self: '/tags/4/links/posts',
+                  self: '/tags/4/relationships/posts',
                   related: '/tags/4/posts'
                 }
               }
@@ -1072,7 +1072,7 @@ def test_serializer_array_of_resources
             relationships: {
               posts: {
                 links: {
-                  self: '/tags/5/links/posts',
+                  self: '/tags/5/relationships/posts',
                   related: '/tags/5/posts'
                 }
               }
@@ -1090,7 +1090,7 @@ def test_serializer_array_of_resources
             relationships: {
               author: {
                 links: {
-                  self: '/comments/1/links/author',
+                  self: '/comments/1/relationships/author',
                   related: '/comments/1/author'
                 },
                 data: {
@@ -1100,7 +1100,7 @@ def test_serializer_array_of_resources
               },
               post: {
                 links: {
-                  self: '/comments/1/links/post',
+                  self: '/comments/1/relationships/post',
                   related: '/comments/1/post'
                 },
                 data: {
@@ -1110,7 +1110,7 @@ def test_serializer_array_of_resources
               },
               tags: {
                 links: {
-                  self: '/comments/1/links/tags',
+                  self: '/comments/1/relationships/tags',
                   related: '/comments/1/tags'
                 },
                 data: [
@@ -1132,7 +1132,7 @@ def test_serializer_array_of_resources
             relationships: {
               author: {
                 links: {
-                  self: '/comments/2/links/author',
+                  self: '/comments/2/relationships/author',
                   related: '/comments/2/author'
                 },
                 data: {
@@ -1142,7 +1142,7 @@ def test_serializer_array_of_resources
               },
               post: {
                 links: {
-                  self: '/comments/2/links/post',
+                  self: '/comments/2/relationships/post',
                   related: '/comments/2/post'
                 },
                 data: {
@@ -1152,7 +1152,7 @@ def test_serializer_array_of_resources
               },
               tags: {
                 links: {
-                  self: '/comments/2/links/tags',
+                  self: '/comments/2/relationships/tags',
                   related: '/comments/2/tags'
                 },
                 data: [
@@ -1174,7 +1174,7 @@ def test_serializer_array_of_resources
             relationships: {
               author: {
                 links: {
-                  self: '/comments/3/links/author',
+                  self: '/comments/3/relationships/author',
                   related: '/comments/3/author'
                 },
                 data: {
@@ -1184,7 +1184,7 @@ def test_serializer_array_of_resources
               },
               post: {
                 links: {
-                  self: '/comments/3/links/post',
+                  self: '/comments/3/relationships/post',
                   related: '/comments/3/post'
                 },
                 data: {
@@ -1194,7 +1194,7 @@ def test_serializer_array_of_resources
               },
               tags: {
                 links: {
-                  self: '/comments/3/links/tags',
+                  self: '/comments/3/relationships/tags',
                   related: '/comments/3/tags'
                 },
                 data: [
@@ -1232,7 +1232,7 @@ def test_serializer_array_of_resources_limited_fields
             relationships: {
               author: {
                 links: {
-                  self: '/posts/1/links/author',
+                  self: '/posts/1/relationships/author',
                   related: '/posts/1/author'
                 },
                 data: {
@@ -1254,7 +1254,7 @@ def test_serializer_array_of_resources_limited_fields
             relationships: {
               author: {
                 links: {
-                  self: '/posts/2/links/author',
+                  self: '/posts/2/relationships/author',
                   related: '/posts/2/author'
                 },
                 data: {
@@ -1278,7 +1278,7 @@ def test_serializer_array_of_resources_limited_fields
             relationships: {
               author: {
                 links: {
-                  self: '/posts/11/links/author',
+                  self: '/posts/11/relationships/author',
                   related: '/posts/11/author'
                 },
                 data: {
@@ -1300,7 +1300,7 @@ def test_serializer_array_of_resources_limited_fields
             relationships: {
               comments: {
                 links: {
-                  self: '/people/1/links/comments',
+                  self: '/people/1/relationships/comments',
                   related: '/people/1/comments'
                 }
               }
@@ -1358,7 +1358,7 @@ def test_serializer_array_of_resources_limited_fields
             relationships: {
               post: {
                 links: {
-                  self: '/comments/1/links/post',
+                  self: '/comments/1/relationships/post',
                   related: '/comments/1/post'
                 },
                 data: {
@@ -1380,7 +1380,7 @@ def test_serializer_array_of_resources_limited_fields
             relationships: {
               post: {
                 links: {
-                  self: '/comments/2/links/post',
+                  self: '/comments/2/relationships/post',
                   related: '/comments/2/post'
                 },
                 data: {
@@ -1402,7 +1402,7 @@ def test_serializer_array_of_resources_limited_fields
             relationships: {
               post: {
                 links: {
-                  self: '/comments/3/links/post',
+                  self: '/comments/3/relationships/post',
                   related: '/comments/3/post'
                 },
                 data: {
@@ -1444,7 +1444,7 @@ def test_serializer_camelized_with_value_formatters
           relationships: {
             isoCurrency: {
               links: {
-                self: '/expenseEntries/1/links/isoCurrency',
+                self: '/expenseEntries/1/relationships/isoCurrency',
                 related: '/expenseEntries/1/isoCurrency'
               },
               data: {
@@ -1454,7 +1454,7 @@ def test_serializer_camelized_with_value_formatters
             },
             employee: {
               links: {
-                self: '/expenseEntries/1/links/employee',
+                self: '/expenseEntries/1/relationships/employee',
                 related: '/expenseEntries/1/employee'
               },
               data: {
@@ -1517,20 +1517,20 @@ def test_serializer_empty_links_null_and_array
           relationships: {
             planetType: {
               links: {
-                self: '/planets/8/links/planetType',
+                self: '/planets/8/relationships/planetType',
                 related: '/planets/8/planetType'
               },
               data: nil
             },
             tags: {
               links: {
-                self: '/planets/8/links/tags',
+                self: '/planets/8/relationships/tags',
                 related: '/planets/8/tags'
               }
             },
             moons: {
               links: {
-                self: '/planets/8/links/moons',
+                self: '/planets/8/relationships/moons',
                 related: '/planets/8/moons'
               }
             }
@@ -1564,7 +1564,7 @@ def test_serializer_include_with_empty_links_null_and_array
           relationships: {
             planetType: {
               links: {
-                self: '/planets/7/links/planetType',
+                self: '/planets/7/relationships/planetType',
                 related: '/planets/7/planetType'
               },
               data: {
@@ -1574,13 +1574,13 @@ def test_serializer_include_with_empty_links_null_and_array
             },
             tags: {
               links: {
-                self: '/planets/7/links/tags',
+                self: '/planets/7/relationships/tags',
                 related: '/planets/7/tags'
               }
             },
             moons: {
               links: {
-                self: '/planets/7/links/moons',
+                self: '/planets/7/relationships/moons',
                 related: '/planets/7/moons'
               }
             }
@@ -1599,20 +1599,20 @@ def test_serializer_include_with_empty_links_null_and_array
           relationships: {
             planetType: {
               links: {
-                self: '/planets/8/links/planetType',
+                self: '/planets/8/relationships/planetType',
                 related: '/planets/8/planetType'
               },
               data: nil
             },
             tags: {
               links: {
-                self: '/planets/8/links/tags',
+                self: '/planets/8/relationships/tags',
                 related: '/planets/8/tags'
               }
             },
             moons: {
               links: {
-                self: '/planets/8/links/moons',
+                self: '/planets/8/relationships/moons',
                 related: '/planets/8/moons'
               }
             }
@@ -1653,14 +1653,14 @@ def test_serializer_booleans
           relationships: {
             author: {
               links: {
-                self: '/preferences/1/links/author',
+                self: '/preferences/1/relationships/author',
                 related: '/preferences/1/author'
               },
               data: nil
             },
             friends: {
               links: {
-                self: '/preferences/1/links/friends',
+                self: '/preferences/1/relationships/friends',
                 related: '/preferences/1/friends'
               }
             }