diff --git a/.ruby-version b/.ruby-version
index 753ec9c..fdeaef8 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-ruby-3.4.3
+ruby-3.4.7
diff --git a/Dockerfile b/Dockerfile
index 12a31c6..b3e9030 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,7 +8,7 @@
 # For a containerized dev environment, see Dev Containers: https://guides.rubyonrails.org/getting_started_with_devcontainer.html
 
 # Make sure RUBY_VERSION matches the Ruby version in .ruby-version
-ARG RUBY_VERSION=3.4.3
+ARG RUBY_VERSION=3.4.7
 FROM docker.io/library/ruby:$RUBY_VERSION-slim AS base
 
 # Rails app lives here
diff --git a/Dockerfile.dev b/Dockerfile.dev
index c966e9a..56dcee5 100644
--- a/Dockerfile.dev
+++ b/Dockerfile.dev
@@ -1,4 +1,4 @@
-FROM ruby:3.4.3
+FROM ruby:3.4.7
 
 # Install system dependencies
 RUN apt-get update -qq && \
diff --git a/Dockerfile.production-worker b/Dockerfile.production-worker
index 87c91dc..19c7490 100644
--- a/Dockerfile.production-worker
+++ b/Dockerfile.production-worker
@@ -6,7 +6,7 @@
 # docker run -d -e RAILS_MASTER_KEY=<value from config/master.key> --name harbor-worker harbor-worker
 
 # Make sure RUBY_VERSION matches the Ruby version in .ruby-version
-ARG RUBY_VERSION=3.4.3
+ARG RUBY_VERSION=3.4.7
 FROM docker.io/library/ruby:$RUBY_VERSION-slim AS base
 
 # Rails app lives here