1 files changed, 1 insertions, 1 deletions
diff --git a/actionpack/lib/action_controller/request_forgery_protection.rb b/actionpack/lib/action_controller/request_forgery_protection.rb
index 139e91ecf9..02c9d59d07 100644
--- a/actionpack/lib/action_controller/request_forgery_protection.rb
+++ b/actionpack/lib/action_controller/request_forgery_protection.rb
@@ -99,7 +99,7 @@ module ActionController #:nodoc:
       end
     
       def verifiable_request_format?
-        request.format.html? || request.format.js?
+        request.content_type.nil? || request.content_type.verify_request?
       end
     
       # Sets the token value for the current session.  Pass a <tt>:secret</tt> option