diff --git a/src/server-cm/Dockerfile b/src/server-cm/Dockerfile
index f0f5a4a..19fc147 100644
--- a/src/server-cm/Dockerfile
+++ b/src/server-cm/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/jetty:11-jre17
+FROM docker.io/library/jetty:12-jre17
 # WARNING DO NOT CHANGE WORKDIR or set it back to what it was before
 # $JETTY_BASE must be correct before starting Jetty