--- a/hgext/transplant.py	Fri Jun 30 03:44:29 2017 +0200
+++ b/hgext/transplant.py	Fri Jun 30 03:44:30 2017 +0200
@@ -55,6 +55,9 @@
 configitem('transplant', 'filter',
     default=None,
 )
+configitem('transplant', 'log',
+    default=None,
+)
 
 class transplantentry(object):
     def __init__(self, lnode, rnode):