diff --git a/lib/mongoid/core_ext/relations/options.rb b/lib/mongoid/core_ext/relations/options.rb
index 46753e5..2ae6416 100644
--- a/lib/mongoid/core_ext/relations/options.rb
+++ b/lib/mongoid/core_ext/relations/options.rb
@@ -1,7 +1,9 @@
 module Mongoid
   module Relations
-    module Options
-      COMMON << :versioned
+    module Options  
+      after = ([:versioned].concat(COMMON)).freeze
+      remove_const(:COMMON)
+      COMMON = after
     end
   end
 end