diff --git a/Dockerfile b/Dockerfile
index 35b6f84d6..6a12659a1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:3.2.5-bullseye
+FROM ruby:3.2.5-bookworm
 
 ENV DEBIAN_FRONTEND=noninteractive