diff --git a/.ruby-version b/.ruby-version
index 6d5369b..f13c6f4 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-ruby-3.3.4
+ruby-3.3.5
diff --git a/Dockerfile b/Dockerfile
index 80ee039..b155a9d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # syntax = docker/dockerfile:1
 
 # Make sure RUBY_VERSION matches the Ruby version in .ruby-version and Gemfile
-ARG RUBY_VERSION=3.3.4
+ARG RUBY_VERSION=3.3.5
 FROM registry.docker.com/library/ruby:$RUBY_VERSION-slim as base
 
 # Rails app lives here