diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index b0f6d9d6..b33b4e47 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -87,7 +87,7 @@ jobs:
           DATABASE_URL: postgres://postgres:postgres@postgres/asyncgo_test
   rubocop:
     runs-on: ubuntu-latest
-    container: ruby:3.1.0
+    container: ruby:3.2.1
     steps:
       - uses: actions/checkout@v3
       - uses: actions/cache@v2
@@ -105,7 +105,7 @@ jobs:
         run: bundle exec rubocop
   haml-lint:
     runs-on: ubuntu-latest
-    container: ruby:3.1.0
+    container: ruby:3.2.1
     steps:
       - uses: actions/checkout@v3
       - uses: actions/cache@v2
diff --git a/.ruby-version b/.ruby-version
index fd2a0186..be94e6f5 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.1.0
+3.2.2
diff --git a/Dockerfile b/Dockerfile
index 4f12136e..ff9f6148 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:3.1.0
+FROM ruby:3.2.1
 
 RUN curl -fsSL https://deb.nodesource.com/setup_16.x | bash -
 RUN apt update && apt install --yes --quiet nodejs
diff --git a/Gemfile b/Gemfile
index ee9fd8ba..2d2b7b04 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,7 +3,7 @@
 source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-ruby '3.1.0'
+ruby '3.2.2'
 
 # Core
 gem 'bootsnap', '~> 1.11.0', require: false # Reduces boot times through caching; required in config/boot.rb