diff --git a/tasks/ownca_cert.yml b/tasks/ownca_cert.yml
index bf609bd..c5792bf 100644
--- a/tasks/ownca_cert.yml
+++ b/tasks/ownca_cert.yml
@@ -27,7 +27,7 @@
     file:
       path: "{{ cert_backend.basepath }}"
       state: directory
-      mode: 755
+      mode: 0755
       owner: root
       group: root
   - name: "setup ca path for {{ cert_backend.name }} ({{ certname }})"