diff -r 56816cfc4951 -r cc5445ced177 mercurial/configitems.py
--- a/mercurial/configitems.py	Wed Oct 11 04:12:50 2017 +0200
+++ b/mercurial/configitems.py	Wed Oct 11 04:14:01 2017 +0200
@@ -721,6 +721,9 @@
 coreconfigitem('web', 'allowpull',
     default=True,
 )
+coreconfigitem('web', 'allow_push',
+    default=list,
+)
 coreconfigitem('web', 'accesslog',
     default='-',
 )