mercurial/wireproto.py

--- a/mercurial/wireproto.py	Sat Apr 30 19:36:48 2011 +0200
+++ b/mercurial/wireproto.py	Sun May 01 01:04:37 2011 +0800
@@ -233,6 +233,7 @@
         else:
             caps.append('streamreqs=%s' % ','.join(requiredformats))
     caps.append('unbundle=%s' % ','.join(changegroupmod.bundlepriority))
+    caps.append('httpheader=1024')
     return ' '.join(caps)
 
 def changegroup(repo, proto, roots):