--- a/tests/test-topic.t	Sat Oct 05 13:50:13 2019 -0400
+++ b/tests/test-topic.t	Mon Dec 09 23:54:50 2019 +0100
@@ -128,7 +128,7 @@
   
   (use 'hg help -v topic' to show built-in aliases and global options)
   $ hg help topics
-  hg topics [TOPIC]
+  hg topics [OPTION]... [-r REV]... [TOPIC]
   
   View current topic, set current topic, change topic for a set of revisions, or
   see all topics.