diff --git a/src/modules/displaymanager/tests/1.global b/src/modules/displaymanager/tests/1.global
new file mode 100644
index 000000000..9b3f0ea7c
--- /dev/null
+++ b/src/modules/displaymanager/tests/1.global
@@ -0,0 +1,3 @@
+# SPDX-FileCopyrightText: no
+# SPDX-License-Identifier: CC0-1.0
+rootMountPoint: /