--- a/hgext3rd/evolve/utility.py	Mon Oct 01 12:37:42 2018 +0530
+++ b/hgext3rd/evolve/utility.py	Mon Oct 01 13:20:30 2018 +0530
@@ -14,6 +14,7 @@
 from mercurial.node import nullrev
 
 shorttemplate = "[{label('evolve.rev', rev)}] {desc|firstline}\n"
+stacktemplate = "[s{label('evolve.rev', topicidx)}] {desc|firstline}\n"
 
 def obsexcmsg(ui, message, important=False):
     verbose = ui.configbool('experimental', 'verbose-obsolescence-exchange',