diff --git a/agent/extra/docker/Dockerfile b/agent/extra/docker/Dockerfile
index a9b68650..706afd1c 100644
--- a/agent/extra/docker/Dockerfile
+++ b/agent/extra/docker/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:22.04
+FROM ubuntu:24.04
 
 # normal settings
 ENV TZ=Asia/Taipei \
diff --git a/server/Dockerfile b/server/Dockerfile
index 4a318435..697e2e8e 100644
--- a/server/Dockerfile
+++ b/server/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:22.04
+FROM ubuntu:24.04
 
 ENV DEBIAN_FRONTEND noninteractive
 ENV HOME /root