diff --git a/start.sh b/start.sh
index 39131fd..b79bb9a 100644
--- a/start.sh
+++ b/start.sh
@@ -2,7 +2,7 @@
 service apache2 start &
 while true
 do
-    su -u wwww-data php -f /var/www/nextcloud/cron.php
+    su - www-data php -f /var/www/nextcloud/cron.php
     sleep 300;
 done
 /bin/sh