diff --git a/t/t2021-checkout-overwrite.sh b/t/t2021-checkout-overwrite.sh
index 034f62c13c..ecfacf0f7f 100755
--- a/t/t2021-checkout-overwrite.sh
+++ b/t/t2021-checkout-overwrite.sh
@@ -77,7 +77,7 @@ test_expect_success 'checkout --overwrite-ignore should succeed if only ignored
 	echo autogenerated information >some_dir/ignore &&
 	echo ignore >.git/info/exclude &&
 	git checkout --overwrite-ignore df_conflict &&
-	! test_path_is_dir some_dir
+	test_path_is_file some_dir
 '
 
 test_done