1 files changed, 9 insertions, 0 deletions
diff --git a/activestorage/lib/active_storage/engine.rb b/activestorage/lib/active_storage/engine.rb
index 99588cdd4b..519b9ae283 100644
--- a/activestorage/lib/active_storage/engine.rb
+++ b/activestorage/lib/active_storage/engine.rb
@@ -10,6 +10,8 @@ require "active_storage/previewer/video_previewer"
 require "active_storage/analyzer/image_analyzer"
 require "active_storage/analyzer/video_analyzer"
 
+require "active_storage/reflection"
+
 module ActiveStorage
   class Engine < Rails::Engine # :nodoc:
     isolate_namespace ActiveStorage
@@ -95,5 +97,12 @@ module ActiveStorage
         end
       end
     end
+
+    initializer "active_storage.reflection" do
+      ActiveSupport.on_load(:active_record) do
+        include Reflection::ActiveRecordExtensions
+        ActiveRecord::Reflection.singleton_class.prepend(Reflection::ReflectionExtension)
+      end
+    end
   end
 end