diff --git a/app/models/epic.rb b/app/models/epic.rb
index 0d5f21fb617..62898a02e2d 100644
--- a/app/models/epic.rb
+++ b/app/models/epic.rb
@@ -1,8 +1,6 @@
 # Placeholder class for model that is implemented in EE
 # It will reserve (ee#3853) '&' as a reference prefix, but the table does not exists in CE
 class Epic < ActiveRecord::Base
-  prepend EE::Epic
-
   # TODO: this will be implemented as part of #3853
   def to_reference
   end