diff -r 774ff56cbe34 -r 63659b809021 mercurial/changegroup.py
--- a/mercurial/changegroup.py	Thu Apr 10 12:41:39 2014 -0400
+++ b/mercurial/changegroup.py	Mon Apr 07 18:10:50 2014 -0700
@@ -677,7 +677,7 @@
 
         added = [cl.node(r) for r in xrange(clstart, clend)]
         publishing = repo.ui.configbool('phases', 'publish', True)
-        if srctype == 'push':
+        if srctype in ('push', 'serve'):
             # Old servers can not push the boundary themselves.
             # New servers won't push the boundary if changeset already
             # exists locally as secret