--- a/tests/test-topic-stack-data.t	Fri Aug 26 14:55:58 2016 +0200
+++ b/tests/test-topic-stack-data.t	Fri Aug 26 21:57:48 2016 +0200
@@ -240,7 +240,7 @@
 =======================================
 
   $ hg stack bar
-  ### topic: bar
+  ### topic: bar (2 heads)
   ### branch: default
   t5: add bar_c
   t2^ add bar_b (base)