diff --git a/Dockerfile b/Dockerfile
index 0cb6cbd..346be98 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:3.3-alpine AS base
+FROM ruby:3.4.9-alpine AS base
 
 ENV APP_USER_UID=65532 \
     APP_USER_GID=65532 \