An issue has already been created for this [1]. I recommend to star the issue so that you can get notified when it is updated.
[1] https://issuetracker.google.com/37202951 <https://issuetracker.google.com/issues> -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/google-appengine. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/6c204258-6fe3-4b8b-bd72-ffcb6c2f9cad%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
