1 files changed, 1 insertions, 1 deletions
diff --git a/actionpack/lib/action_dispatch/middleware/params_parser.rb b/actionpack/lib/action_dispatch/middleware/params_parser.rb
index e2b3b06fd8..2617956c74 100644
--- a/actionpack/lib/action_dispatch/middleware/params_parser.rb
+++ b/actionpack/lib/action_dispatch/middleware/params_parser.rb
@@ -17,7 +17,7 @@ module ActionDispatch
       Mime::JSON => lambda { |raw_post|
         data = ActiveSupport::JSON.decode(raw_post)
         data = {:_json => data} unless data.is_a?(Hash)
-        Request::Utils.deep_munge(data).with_indifferent_access
+        Request::Utils.normalize_encode_params(data)
       }
     }