diff --git a/roles/backup_client/molecule/default/converge.yml b/roles/backup_client/molecule/default/converge.yml
index fe337508153b1db6ad31197e8bf927ed1393853b..01a6de15bf3f0a336c0f650bfb66c844806f00e9 100644
--- a/roles/backup_client/molecule/default/converge.yml
+++ b/roles/backup_client/molecule/default/converge.yml
@@ -18,4 +18,4 @@
         dest: /etc/duply/main/pre.d/10-test-pre-backup.sh
         owner: root
         group: root
-        mode: 0700
+        mode: "0700"