diff --git a/ubuntu/Dockerfile b/ubuntu/Dockerfile
index 866d2a4..6745da8 100644
--- a/ubuntu/Dockerfile
+++ b/ubuntu/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:23.10
+FROM ubuntu:24.04
 LABEL maintainer "TAKANO Mitsuhiro <takano32@gmail.com>"
 
 ENV DEBIAN_FRONTEND=noninteractive