diff -r d8b47d961c77 -r cf930521f14d hgext3rd/topic/constants.py
--- a/hgext3rd/topic/constants.py	Wed Jun 21 13:18:47 2017 +0200
+++ b/hgext3rd/topic/constants.py	Wed Jun 21 07:32:11 2017 +0530
@@ -1,1 +1,2 @@
 extrakey = 'topic'
+changekey = '_rewrite_noise'