diff --git a/dockerfile b/dockerfile
index bb81bbd..061b1b1 100644
--- a/dockerfile
+++ b/dockerfile
@@ -1,5 +1,5 @@
-FROM ubuntu:20.04
-VOLUME /usr /lib /etc /var /bin /home
+FROM ubuntu:22.04
+VOLUME /usr /lib /etc /var /bin /home /opt
 CMD /bin/bash
 ADD https://git.dfosd.synology.me/docker/ubuntu-base/raw/branch/master/setup_programs.sh /setup_programs.sh
 RUN chmod +x /setup_programs.sh