diff --git a/roles/mailserver/tasks/configure_postfix.yml b/roles/mailserver/tasks/configure_postfix.yml
index 550117b..741f977 100644
--- a/roles/mailserver/tasks/configure_postfix.yml
+++ b/roles/mailserver/tasks/configure_postfix.yml
@@ -1,3 +1,6 @@
+- name: mailserver | postfix | backup running config
+  shell:
+    cmd: "postconf >> /etc/postfix/main.cf-{{ ansible_date_time.date }}-{{ ansbile_date_time.time}}"
 - name: mailserver | postfix | configuration
   shell:
     cmd: "postconf {{item.key}}={{item.value}}"