diff --git a/ansible/pre-deploy.yml b/ansible/pre-deploy.yml
index a401ca5..bd8a1d1 100644
--- a/ansible/pre-deploy.yml
+++ b/ansible/pre-deploy.yml
@@ -48,6 +48,7 @@
         dest: "{{ item.dest }}"
         owner: "{{ docker_user_uid }}"
         group: "{{ docker_user_gid }}"
+        mode: 0664
       with_items:
         - src: alertad.conf
           dest: /var/lib/alerta/alertad.conf