diff --git a/roles/ldap_client/tasks/main.yml b/roles/ldap_client/tasks/main.yml
index f4f6f5a1d3468ab0ef92169f64de5dd6933ed495..a98edf2ab6f43a12c68a3f11c6e9881b50584806 100644
--- a/roles/ldap_client/tasks/main.yml
+++ b/roles/ldap_client/tasks/main.yml
@@ -4,7 +4,7 @@
   apt: name=ldap-utils state=installed
 
 - name: Deploy LDAP client configuration file
-  template: src=ldap.conf.j2 dest=/etc/ldap/ldap.conf owner=root group=root mode=644
+  template: src=ldap.conf.j2 dest=/etc/ldap/ldap.conf owner=root group=root mode=0644
 
 - name: Explicitly run all handlers
   include: ../handlers/main.yml