--- a/tests/test-branch-option.t	Fri Nov 19 15:40:56 2021 -0800
+++ b/tests/test-branch-option.t	Fri Nov 19 16:16:21 2021 -0800
@@ -58,12 +58,12 @@
 
   $ hg in -qbz
   abort: unknown branch 'z'
-  [255]
+  [10]
   $ hg in -q ../branch#z
   2:f25d57ab0566
   $ hg out -qbz
   abort: unknown branch 'z'
-  [255]
+  [10]
 
 in rev c branch a