diff --git a/.devcontainer/docker-compose.yml b/.devcontainer/docker-compose.yml
index daf07a7..692f1e9 100644
--- a/.devcontainer/docker-compose.yml
+++ b/.devcontainer/docker-compose.yml
@@ -1,6 +1,6 @@
 services:
   app:
-    image: mcr.microsoft.com/devcontainers/ruby:1-3.4-bookworm
+    image: mcr.microsoft.com/devcontainers/ruby:4.0-bookworm
     volumes:
       - ..:/workspaces/seed-do:cached
     command: sleep infinity