diff --git a/lib/harbor/assets.rb b/lib/harbor/assets.rb
index fff0611..f3bd17d 100644
--- a/lib/harbor/assets.rb
+++ b/lib/harbor/assets.rb
@@ -39,6 +39,7 @@ def cascade
     end
 
     def find_file(file)
+      file = file.gsub("#{@mount_path}/", '')
       pattern = "{#{paths.join(',')}}/#{file}"
       Dir[pattern].first
     end
diff --git a/test/assets_test.rb b/test/assets_test.rb
index b6154e2..22771e6 100644
--- a/test/assets_test.rb
+++ b/test/assets_test.rb
@@ -23,22 +23,22 @@ def test_cascades_self_if_serve_static
   end
 
   def test_does_not_match_if_not_enabled_to_serve_static
-    refute @assets.match(stub_request('public-file'))
+    refute @assets.match(stub_request('assets/public-file'))
   end
 
   def test_matches_static_assets
     @assets.serve_static = true
-    assert @assets.match(stub_request('public-file'))
+    assert @assets.match(stub_request('assets/public-file'))
   end
 
   def test_searches_on_multiple_paths
     @assets.serve_static = true
-    assert @assets.match(stub_request('public-file-2'))
+    assert @assets.match(stub_request('assets/public-file-2'))
   end
 
   def test_return_nil_if_no_match_is_found
     @assets.serve_static = true
-    refute @assets.match(stub_request('public-file-3'))
+    refute @assets.match(stub_request('assets/public-file-3'))
   end
 
   def test_caches_and_stream_file