diff --git a/files/gitlab_registry_cleanup.timer b/files/gitlab_registry_cleanup.timer
index c313bdb599c4aca119defd4add2067fb87d7e6f8..6ef65f671711b235bc83e5d8dcd1e8ce8890fe2d 100644
--- a/files/gitlab_registry_cleanup.timer
+++ b/files/gitlab_registry_cleanup.timer
@@ -2,7 +2,7 @@
 Description=Clean the GitLab Registry daily
 
 [Timer]
-OnCalendar=daily
+OnCalendar=*-*-* 4:45:00
 Persistent=true
 
 [Install]