diff --git a/t/t5553-set-upstream.sh b/t/t5553-set-upstream.sh
index 48050162c2..70e3376d31 100755
--- a/t/t5553-set-upstream.sh
+++ b/t/t5553-set-upstream.sh
@@ -73,10 +73,10 @@ test_expect_success 'fetch --set-upstream main:other does not set the branch oth
 	check_config_missing other2
 '
 
-test_expect_success 'fetch --set-upstream http://nosuchdomain.example.com fails with invalid url' '
+test_expect_success 'fetch --set-upstream ./does-not-exist fails with invalid url' '
 	# main explicitly not cleared, we check that it is not touched from previous value
 	clear_config other other2 &&
-	test_must_fail git fetch --set-upstream http://nosuchdomain.example.com &&
+	test_must_fail git fetch --set-upstream ./does-not-exist &&
 	check_config main upstream refs/heads/other &&
 	check_config_missing other &&
 	check_config_missing other2
@@ -143,10 +143,10 @@ test_expect_success 'pull --set-upstream upstream tag does not set the tag' '
 	check_config_missing three
 '
 
-test_expect_success 'pull --set-upstream http://nosuchdomain.example.com fails with invalid url' '
+test_expect_success 'pull --set-upstream ./does-not-exist fails with invalid url' '
 	# main explicitly not cleared, we check that it is not touched from previous value
 	clear_config other other2 three &&
-	test_must_fail git pull --set-upstream http://nosuchdomain.example.com &&
+	test_must_fail git pull --set-upstream ./does-not-exist &&
 	check_config main upstream refs/heads/other &&
 	check_config_missing other &&
 	check_config_missing other2 &&