diff --git a/docker.yml b/docker.yml
index 83ae3a6..d3db909 100644
--- a/docker.yml
+++ b/docker.yml
@@ -66,7 +66,7 @@
           g_echo_ok "check for updates"
           # Clean up docker images
           docker system prune -af
-          find /home/docker -maxdepth 1 -mindepth 1 -type d | grep -v "mailcow-dockerized" | while read docker
+          find /home/docker -maxdepth 1 -mindepth 1 -type d | egrep -v "mailcow-dockerized$|.del$|.bak$|.old$|var-lib-docker$" | while read docker
           do
             [ -f "$docker/docker-compose.yml" ] || continue
             g_echo_ok "$docker"