diff --git a/tasks/main.yml b/tasks/main.yml
index 0aefeaa..9797eca 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -108,7 +108,7 @@
     - name: Gather facts for ansible_date_time
       setup:
         filter:
-          - 'ansible_date_time'
+          - ansible_date_time
       when: postfix_backup_multiple | bool
 
     - name: Backup configuration