1 files changed, 5 insertions, 0 deletions
diff --git a/actionpack/lib/action_dispatch/middleware/flash.rb b/actionpack/lib/action_dispatch/middleware/flash.rb
index c51dcd542a..06038af571 100644
--- a/actionpack/lib/action_dispatch/middleware/flash.rb
+++ b/actionpack/lib/action_dispatch/middleware/flash.rb
@@ -70,6 +70,11 @@ module ActionDispatch
           session.delete('flash')
         end
       end
+
+      def reset_session # :nodoc
+        super
+        self.flash = nil
+      end
     end
 
     class FlashNow #:nodoc: