1 files changed, 5 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/railtie.rb b/activerecord/lib/active_record/railtie.rb
index eb2769f1ef..db0102700b 100644
--- a/activerecord/lib/active_record/railtie.rb
+++ b/activerecord/lib/active_record/railtie.rb
@@ -128,5 +128,10 @@ module ActiveRecord
       end
 
     end
+
+    config.after_initialize do
+      # We should load ActiveRecord::Base class before loading an application model.
+      require "active_record/base"
+    end
   end
 end