diff --git a/t/t5545-push-options.sh b/t/t5545-push-options.sh
index 38e6f73..77ce917 100755
--- a/t/t5545-push-options.sh
+++ b/t/t5545-push-options.sh
@@ -113,6 +113,7 @@
 	test_commit -C parent one &&
 	git -C parent push --mirror up &&
 
+	test_config_global protocol.file.allow always &&
 	git -C parent submodule add ../upstream workbench &&
 	git -C parent/workbench remote add up ../../upstream &&
 	git -C parent commit -m "add submodule" &&