diff --git a/tasks/dokuwiki.yml b/tasks/dokuwiki.yml
index fe5ed9f..581e8e6 100644
--- a/tasks/dokuwiki.yml
+++ b/tasks/dokuwiki.yml
@@ -166,6 +166,7 @@
       dest: "{{ docroot }}"
       owner: "{{ lighttpd_user }}"
       group: "{{ lighttpd_group }}"
+    when: use_backup and backup_guard_present.matched == 0
 
   - name: add guard file to let ansible know backup is completed
     file: