1 files changed, 2 insertions, 5 deletions
diff --git a/actionpack/lib/action_controller/mime_responds.rb b/actionpack/lib/action_controller/mime_responds.rb
index 29294476f7..de704a6a1c 100644
--- a/actionpack/lib/action_controller/mime_responds.rb
+++ b/actionpack/lib/action_controller/mime_responds.rb
@@ -109,16 +109,13 @@ module ActionController #:nodoc:
     end
 
     class Responder #:nodoc:
+      
       def initialize(controller)
         @controller = controller
         @request    = controller.request
         @response   = controller.response
 
-        if ActionController::Base.use_accept_header
-          @mime_type_priority = Array(Mime::Type.lookup_by_extension(@request.parameters[:format]) || @request.accepts)
-        else
-          @mime_type_priority = [@request.format]
-        end
+        @mime_type_priority = @request.formats
 
         @order     = []
         @responses = {}