diff -r ef62c66bee1b -r 1d7a2422b90c mercurial/exchange.py
--- a/mercurial/exchange.py	Fri Sep 26 13:56:20 2014 -0700
+++ b/mercurial/exchange.py	Thu Oct 02 13:19:49 2014 -0500
@@ -489,6 +489,8 @@
                     pushop.ui.status(_("updating bookmark %s\n") % book)
                 else:
                     pushop.ui.warn(_('updating bookmark %s failed!\n') % book)
+                    if pushop.bkresult is not None:
+                        pushop.bkresult = 1
     return handlereply