diff --git a/t/helper/test-submodule-nested-repo-config.c b/t/helper/test-submodule-nested-repo-config.c
index 6ca069ce63..6dce957153 100644
--- a/t/helper/test-submodule-nested-repo-config.c
+++ b/t/helper/test-submodule-nested-repo-config.c
@@ -29,6 +29,6 @@ int cmd__submodule_nested_repo_config(int argc, const char **argv)
 	print_config_from_gitmodules(&subrepo, argv[2]);
 
 	submodule_free(the_repository);
-
+	repo_clear(&subrepo);
 	return 0;
 }
diff --git a/t/t7411-submodule-config.sh b/t/t7411-submodule-config.sh
index 31271f8e0a..af0de496e0 100755
--- a/t/t7411-submodule-config.sh
+++ b/t/t7411-submodule-config.sh
@@ -10,6 +10,7 @@ from the database and from the worktree works.
 '
 
 TEST_NO_CREATE_REPO=1
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 test_expect_success 'setup' '