--- vendor/rails/actionpack/lib/action_controller/base.rb
+++ vendor/rails/actionpack/lib/action_controller/base.rb
@@ -969,6 +969,7 @@
 
       # Clears the rendered results, allowing for another render to be performed.
       def erase_render_results #:nodoc:
+        response.template.first_render = nil
         response.body = nil
         @performed_render = false
       end