diff --git a/t/t4018-diff-funcname.sh b/t/t4018-diff-funcname.sh
index 6f5ef0035e..803f717a94 100755
--- a/t/t4018-diff-funcname.sh
+++ b/t/t4018-diff-funcname.sh
@@ -105,7 +105,6 @@ do
 		result=success
 	fi
 	test_expect_$result "hunk header: $i" "
-		test_when_finished 'cat actual' &&	# for debugging only
 		git diff -U1 $i >actual &&
 		grep '@@ .* @@.*RIGHT' actual
 	"