--- a/mercurial/configitems.py	Thu Oct 12 00:38:18 2017 +0200
+++ b/mercurial/configitems.py	Fri Oct 13 23:03:46 2017 +0200
@@ -962,6 +962,9 @@
 coreconfigitem('web', 'refreshinterval',
     default=20,
 )
+coreconfigitem('web', 'staticurl',
+    default=None,
+)
 coreconfigitem('web', 'stripes',
     default=1,
 )