diff --git a/app/models/communication/extranet/post.rb b/app/models/communication/extranet/post.rb
index a8a1e16cc..b8c6fe37c 100644
--- a/app/models/communication/extranet/post.rb
+++ b/app/models/communication/extranet/post.rb
@@ -34,9 +34,9 @@
 #  fk_rails_86cc935add  (author_id => university_people.id)
 #
 class Communication::Extranet::Post < ApplicationRecord
+  include Contentful
   include Sanitizable
   include WithAccessibility
-  include WithBlocks
   include WithFeaturedImage
   include WithPublication
   include WithPermalink
diff --git a/app/models/communication/website/agenda/category.rb b/app/models/communication/website/agenda/category.rb
index 9ab27e26b..e7cb08747 100644
--- a/app/models/communication/website/agenda/category.rb
+++ b/app/models/communication/website/agenda/category.rb
@@ -34,9 +34,9 @@
 #
 class Communication::Website::Agenda::Category < ApplicationRecord
   include AsDirectObject
+  include Contentful
   include Sanitizable
   include WithBlobs
-  include WithBlocks
   include WithFeaturedImage
   include WithMenuItemTarget
   include WithPermalink
diff --git a/app/models/communication/website/agenda/event.rb b/app/models/communication/website/agenda/event.rb
index 234f53289..d920a9363 100644
--- a/app/models/communication/website/agenda/event.rb
+++ b/app/models/communication/website/agenda/event.rb
@@ -42,10 +42,10 @@
 #
 class Communication::Website::Agenda::Event < ApplicationRecord
   include AsDirectObject
+  include Contentful
   include Sanitizable
   include WithAccessibility
   include WithBlobs
-  include WithBlocks
   include WithDuplication
   include WithFeaturedImage
   include WithMenuItemTarget
@@ -131,7 +131,7 @@ def template_static
 
   def dependencies
     active_storage_blobs +
-    blocks +
+    contents_dependencies +
     [website.config_default_content_security_policy]
   end
 
diff --git a/app/models/communication/website/page.rb b/app/models/communication/website/page.rb
index 6ddca2a2d..19177d764 100644
--- a/app/models/communication/website/page.rb
+++ b/app/models/communication/website/page.rb
@@ -48,11 +48,11 @@ class Communication::Website::Page < ApplicationRecord
   self.ignored_columns = %w(path)
 
   include AsDirectObject
+  include Contentful
   include Sanitizable
   include WithAccessibility
   include WithAutomaticMenus
   include WithBlobs
-  include WithBlocks
   include WithDuplication
   include WithFeaturedImage
   include WithMenuItemTarget
@@ -103,7 +103,7 @@ def template_static
   end
 
   def dependencies
-    calculated_dependencies = active_storage_blobs + blocks
+    calculated_dependencies = active_storage_blobs + contents_dependencies
     calculated_dependencies += [website.config_default_content_security_policy]
     # children are used only if there is no block to display
     calculated_dependencies += children unless blocks.published.any?
diff --git a/app/models/communication/website/post.rb b/app/models/communication/website/post.rb
index 7db99e32f..a28f85d16 100644
--- a/app/models/communication/website/post.rb
+++ b/app/models/communication/website/post.rb
@@ -40,10 +40,10 @@
 #
 class Communication::Website::Post < ApplicationRecord
   include AsDirectObject
+  include Contentful
   include Sanitizable
   include WithAccessibility
   include WithBlobs
-  include WithBlocks
   include WithDuplication
   include WithFeaturedImage
   include WithMenuItemTarget
@@ -118,7 +118,7 @@ def template_static
 
   def dependencies
     active_storage_blobs +
-    blocks +
+    contents_dependencies +
     categories +
     [author&.author] +
     [website.config_default_content_security_policy]
diff --git a/app/models/communication/website/post/category.rb b/app/models/communication/website/post/category.rb
index 1375242ca..b41b7d8a6 100644
--- a/app/models/communication/website/post/category.rb
+++ b/app/models/communication/website/post/category.rb
@@ -42,9 +42,9 @@
 #
 class Communication::Website::Post::Category < ApplicationRecord
   include AsDirectObject
+  include Contentful
   include Sanitizable
   include WithBlobs
-  include WithBlocks
   include WithFeaturedImage
   include WithMenuItemTarget
   include WithPermalink
@@ -89,7 +89,7 @@ def template_static
 
   def dependencies
     active_storage_blobs +
-    blocks +
+    contents_dependencies +
     children +
     [website.config_default_content_security_policy]
   end
diff --git a/app/models/concerns/with_blocks.rb b/app/models/concerns/contentful.rb
similarity index 90%
rename from app/models/concerns/with_blocks.rb
rename to app/models/concerns/contentful.rb
index 4788d0812..8478c1fa4 100644
--- a/app/models/concerns/with_blocks.rb
+++ b/app/models/concerns/contentful.rb
@@ -1,4 +1,4 @@
-module WithBlocks
+module Contentful
   extend ActiveSupport::Concern
 
   included do
@@ -24,6 +24,10 @@ def contents_full_text
     @contents_full_text ||= contents.collect(&:full_text).join("\r")
   end
 
+  def contents_dependencies
+    blocks + headings
+  end
+
   # Basic rule is: TOC if 2 titles or more
   def show_toc?
     headings.many?
diff --git a/app/models/education/diploma.rb b/app/models/education/diploma.rb
index 9146d6e87..655948b20 100644
--- a/app/models/education/diploma.rb
+++ b/app/models/education/diploma.rb
@@ -25,8 +25,8 @@
 #
 class Education::Diploma < ApplicationRecord
   include AsIndirectObject
+  include Contentful
   include Sanitizable
-  include WithBlocks
   include WithGitFiles
   include WithPermalink
   include WithSlug
diff --git a/app/models/education/program.rb b/app/models/education/program.rb
index 17f16defa..b8e2c446d 100644
--- a/app/models/education/program.rb
+++ b/app/models/education/program.rb
@@ -53,11 +53,11 @@
 class Education::Program < ApplicationRecord
   include Aboutable
   include AsIndirectObject
+  include Contentful
   include Sanitizable
   include WithAccessibility
   include WithAlumni
   include WithBlobs
-  include WithBlocks
   include WithDiploma
   include WithFeaturedImage
   include WithGitFiles
@@ -146,7 +146,7 @@ def git_path(website)
 
   def dependencies
     active_storage_blobs +
-    blocks +
+    contents_dependencies +
     university_people_through_involvements.map(&:teacher) +
     university_people_through_role_involvements.map(&:administrator) +
     [diploma]
diff --git a/app/models/research/journal/paper.rb b/app/models/research/journal/paper.rb
index ba9aee71e..83946342a 100644
--- a/app/models/research/journal/paper.rb
+++ b/app/models/research/journal/paper.rb
@@ -47,7 +47,7 @@ class Research::Journal::Paper < ApplicationRecord
   include AsIndirectObject
   include Sanitizable
   include WithBlobs
-  include WithBlocks
+  include Contentful
   include WithCitations
   include WithGitFiles
   include WithPermalink
@@ -93,7 +93,7 @@ def template_static
 
   def dependencies
     active_storage_blobs +
-    blocks +
+    contents_dependencies +
     people.map(&:researcher)
   end
 
diff --git a/app/models/university/organization.rb b/app/models/university/organization.rb
index 8b805e43a..e05c4178c 100644
--- a/app/models/university/organization.rb
+++ b/app/models/university/organization.rb
@@ -48,10 +48,10 @@
 #
 class University::Organization < ApplicationRecord
   include AsIndirectObject
+  include Contentful
   include Backlinkable
   include Sanitizable
   include WithBlobs
-  include WithBlocks
   include WithCountry
   include WithGeolocation
   include WithGitFiles
diff --git a/app/models/university/person.rb b/app/models/university/person.rb
index 755768b88..930ef5a1d 100644
--- a/app/models/university/person.rb
+++ b/app/models/university/person.rb
@@ -56,9 +56,9 @@
 class University::Person < ApplicationRecord
   include AsIndirectObject
   include Backlinkable
+  include Contentful
   include Sanitizable
   include WithBlobs
-  include WithBlocks
   include WithCountry
   # WithRoles included before WithEducation because needed for the latter
   include WithRoles
@@ -197,7 +197,7 @@ def git_path(website)
   end
 
   def dependencies
-    blocks +
+    contents_dependencies +
     active_storage_blobs
   end