diff --git a/Dockerfile b/Dockerfile
index d7779acb..7929650a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:22.04
+FROM ubuntu:kinetic
 RUN rm /bin/sh && ln -s /bin/bash /bin/sh
 # setup mirror
 RUN sed 's@archive.ubuntu.com@free.nchc.org.tw@' -i /etc/apt/sources.list