diff --git a/.github/workflows/brakeman.yml b/.github/workflows/brakeman.yml
index 4fa67b5..e130a25 100644
--- a/.github/workflows/brakeman.yml
+++ b/.github/workflows/brakeman.yml
@@ -10,7 +10,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 3.3.5
+          ruby-version: 3.3.6
       - uses: reviewdog/action-brakeman@v2
         with:
           reporter: github-pr-review # Default is github-pr-check
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ae985e3..40d9e55 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,7 +18,7 @@ jobs:
         options: --entrypoint redis-server
 
     container:
-      image: ruby:3.3.5
+      image: ruby:3.3.6
       env:
         BASE_URL: 'http://example.com'
         DATABASE_URL: postgresql://postgres:password@postgres
diff --git a/Dockerfile b/Dockerfile
index f704296..07e376c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:3.3.5
+FROM ruby:3.3.6
 RUN apt-get update -qq && apt-get install -y postgresql-client
 RUN mkdir /app
 WORKDIR /app
diff --git a/Gemfile b/Gemfile
index c93ff06..b562477 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-ruby '3.3.5'
+ruby '3.3.6'
 
 gem 'rails', '~> 7.2.0'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index a8b337a..49e0027 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -353,7 +353,7 @@ DEPENDENCIES
   web-console
 
 RUBY VERSION
-   ruby 3.3.5p100
+   ruby 3.3.6p108
 
 BUNDLED WITH
-   2.5.18
+   2.5.23