diff --git a/tests/apps/dockerfile-entrypoint/Dockerfile b/tests/apps/dockerfile-entrypoint/Dockerfile
index 18d2ddaa5..67a68a8f6 100644
--- a/tests/apps/dockerfile-entrypoint/Dockerfile
+++ b/tests/apps/dockerfile-entrypoint/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:2.5.1
+FROM ruby:3.1.2
 
 RUN mkdir /app
 WORKDIR /app