diff --git a/ruby/Dockerfile b/ruby/Dockerfile
index 7204edc..3491756 100644
--- a/ruby/Dockerfile
+++ b/ruby/Dockerfile
@@ -4,7 +4,7 @@
 ### for a complete list of Dockerfiles for each tag/variant of this image
 ###
 
-FROM ruby:3.0.0-buster
+FROM ruby:3.2-buster
 
 # make Apt non-interactive
 RUN echo 'APT::Get::Assume-Yes "true";' > /etc/apt/apt.conf.d/90circleci \