diff --git a/tests/test-merge5.out b/tests/test-merge5.out
--- a/tests/test-merge5.out
+++ b/tests/test-merge5.out
@@ -9,4 +9,4 @@ removing b
 this update spans a branch affecting the following files:
  b
 aborting update spanning branches!
-(use update -m to perform a branch merge)
+(use update -m to merge across branches or -C to lose changes)