--- a/mercurial/configitems.py	Fri Apr 06 22:39:58 2018 -0700
+++ b/mercurial/configitems.py	Thu Jan 18 12:54:01 2018 +0100
@@ -920,6 +920,9 @@
 coreconfigitem('server', 'streamunbundle',
     default=False,
 )
+coreconfigitem('server', 'pullbundle',
+    default=False,
+)
 coreconfigitem('server', 'maxhttpheaderlen',
     default=1024,
 )