diff --git a/t/t7527-builtin-fsmonitor.sh b/t/t7527-builtin-fsmonitor.sh
index 56c0dfffea..d419085379 100755
--- a/t/t7527-builtin-fsmonitor.sh
+++ b/t/t7527-builtin-fsmonitor.sh
@@ -813,6 +813,10 @@ my_match_and_clean () {
 	git -C super/dir_1/dir_2/sub clean -d -f
 }
 
+test_expect_success 'submodule setup' '
+	git config --global protocol.file.allow always
+'
+
 test_expect_success 'submodule always visited' '
 	test_when_finished "git -C super fsmonitor--daemon stop; \
 			    rm -rf super; \