Index: ucs-4.2-2/base/univention-lib/shell/backup.sh
===================================================================
--- ucs-4.2-2/base/univention-lib/shell/backup.sh	(Revision 82637)
+++ ucs-4.2-2/base/univention-lib/shell/backup.sh	(Arbeitskopie)
@@ -46,7 +46,7 @@
 	local max_age="${arg_max_age:-$backup_clean_max_age}"
 
 	if [ -n "$max_age" ]; then
-		echo find "$backup_dir" -type f -mtime "+$max_age" -regex "$pattern"
+		echo "find '$backup_dir' -type f -mtime '+$max_age' -regex '$pattern'"
 		local count=$(find "$backup_dir" -type f -mtime "+$max_age" -regex "$pattern" | wc -l)
 		if [ "$count" -ge "${backup_clean_min_backups:-10}" ]; then
 				find "$backup_dir" -type f -mtime "+$max_age" -regex "$pattern" -delete