1 files changed, 2 insertions, 2 deletions
diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb
index 94f59f9e95..a3c30642d0 100644
--- a/activerecord/lib/active_record/associations.rb
+++ b/activerecord/lib/active_record/associations.rb
@@ -1722,7 +1722,7 @@ module ActiveRecord
 
         Builder::HasMany.define_callbacks self, middle_reflection
         Reflection.add_reflection self, middle_reflection.name, middle_reflection
-        middle_reflection.parent_reflection = [name.to_s, habtm_reflection]
+        middle_reflection.parent_reflection = habtm_reflection
 
         include Module.new {
           class_eval <<-RUBY, __FILE__, __LINE__ + 1
@@ -1743,7 +1743,7 @@ module ActiveRecord
         end
 
         has_many name, scope, hm_options, &extension
-        self._reflections[name.to_s].parent_reflection = [name.to_s, habtm_reflection]
+        self._reflections[name.to_s].parent_reflection = habtm_reflection
       end
     end
   end