diff -r a5a810df4c81 -r c4a2db2cc0fb hgext/rebase.py
--- a/hgext/rebase.py	Fri Jun 30 03:42:06 2017 +0200
+++ b/hgext/rebase.py	Fri Jun 30 03:32:25 2017 +0200
@@ -76,6 +76,10 @@
 configtable = {}
 configitem = registrar.configitem(configtable)
 
+configitem('commands', 'rebase.requiredest',
+            default=False,
+)
+
 configitem('experimental', 'rebaseskipobsolete',
     default=True,
 )