1 files changed, 1 insertions, 3 deletions
diff --git a/activerecord/lib/active_record/scoping/default.rb b/activerecord/lib/active_record/scoping/default.rb
index 6835d0e01b..5bd481082e 100644
--- a/activerecord/lib/active_record/scoping/default.rb
+++ b/activerecord/lib/active_record/scoping/default.rb
@@ -1,4 +1,3 @@
-
 module ActiveRecord
   module Scoping
     module Default
@@ -99,7 +98,7 @@ module ActiveRecord
             )
           end
 
-          self.default_scopes = default_scopes + [scope]
+          self.default_scopes += [scope]
         end
 
         def build_default_scope # :nodoc:
@@ -140,7 +139,6 @@ module ActiveRecord
             self.ignore_default_scope = false
           end
         end
-
       end
     end
   end