diff --git a/roles/0-init/tasks/main.yml b/roles/0-init/tasks/main.yml
index 53fedcd50..3016e0e22 100644
--- a/roles/0-init/tasks/main.yml
+++ b/roles/0-init/tasks/main.yml
@@ -21,13 +21,13 @@
   copy:
     src: "{{ iiab_dir }}/scripts/iiab-diagnostics"
     dest: /usr/bin/
-    mode: 0755
+    mode: '0755'
 
 - name: Create globally-writable directory /etc/iiab/diag so non-root users can run iiab-diagnostics
   file:
     state: directory
     path: /etc/iiab/diag
-    mode: 0777
+    mode: '0777'
 
 - name: Re-read local_facts.facts from /etc/ansible/facts.d
   setup: