diff --git a/roles/postfix/tasks/main.yml b/roles/postfix/tasks/main.yml
index 46820e7..c1a056a 100644
--- a/roles/postfix/tasks/main.yml
+++ b/roles/postfix/tasks/main.yml
@@ -10,4 +10,5 @@
   template:
     src: main.cf.j2
     dest: /etc/postfix/main.cf
+    mode: 0644
   notify: Restart postfix service