diff --git a/t/t6423-merge-rename-directories.sh b/t/t6423-merge-rename-directories.sh
index 4c568050dd2767..4c3d0b95dc5c6f 100755
--- a/t/t6423-merge-rename-directories.sh
+++ b/t/t6423-merge-rename-directories.sh
@@ -4797,7 +4797,7 @@ test_setup_12f () {
 	)
 }
 
-test_expect_merge_algorithm failure success '12f: Trivial directory resolve, caching, all kinds of fun' '
+test_expect_merge_algorithm failure failure '12f: Trivial directory resolve, caching, all kinds of fun' '
 	test_setup_12f &&
 	(
 		cd 12f &&