--- a/mercurial/exchange.py	Mon Aug 01 17:38:01 2016 -0700
+++ b/mercurial/exchange.py	Fri Aug 05 16:25:15 2016 -0400
@@ -856,7 +856,8 @@
     stream = util.chunkbuffer(bundler.getchunks())
     try:
         try:
-            reply = pushop.remote.unbundle(stream, ['force'], 'push')
+            reply = pushop.remote.unbundle(
+                stream, ['force'], pushop.remote.url())
         except error.BundleValueError as exc:
             raise error.Abort(_('missing support for %s') % exc)
         try: