diff -r 61463b8fcef8 -r 9dc27a334fb1 mercurial/exchange.py
--- a/mercurial/exchange.py	Sun May 01 14:36:12 2016 -0500
+++ b/mercurial/exchange.py	Thu May 05 20:57:38 2016 +0900
@@ -1290,7 +1290,7 @@
     kwargs['heads'] = pullop.heads or pullop.rheads
     kwargs['cg'] = pullop.fetch
     if 'listkeys' in pullop.remotebundle2caps:
-        kwargs['listkeys'] = ['phase']
+        kwargs['listkeys'] = ['phases']
         if pullop.remotebookmarks is None:
             # make sure to always includes bookmark data when migrating
             # `hg incoming --bundle` to using this function.