diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 682fe31..28d1f64 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,9 +22,9 @@ jobs:
       fail-fast: false
       matrix:
         ruby:
+          - "3.4"
           - "3.3"
           - "3.2"
-          - "3.1"
     steps:
       - uses: actions/checkout@v1
       - name: Install package dependencies
diff --git a/CHANGELOG.md b/CHANGELOG.md
index cb96255..ea3c63c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,13 @@
 # Hanami::API
 Minimal, extremely fast, lightweight Ruby framework for HTTP APIs.
 
+## [Unreleased]
+
+### Added
+
+- [Sean Collins] Official support for Ruby 3.3 & 3.4
+- [Sean Collins] Drop support for Ruby 3.1
+
 ## v0.3.0 - 2022-12-25
 
 ### Added
diff --git a/README.md b/README.md
index c96011b..bdc0ed4 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ Minimal, extremely fast, lightweight Ruby framework for HTTP APIs.
 
 ## Installation
 
-__Hanami::API__ supports Ruby (MRI) 3.1+
+__Hanami::API__ supports Ruby (MRI) 3.2+
 
 Add these lines to your application's `Gemfile`:
 
diff --git a/hanami-api.gemspec b/hanami-api.gemspec
index 7040e27..7166014 100644
--- a/hanami-api.gemspec
+++ b/hanami-api.gemspec
@@ -12,7 +12,7 @@ Gem::Specification.new do |spec|
   spec.description   = "Extremely fast and lightweight HTTP API"
   spec.homepage      = "http://rubygems.org"
   spec.licenses      = ["MIT"]
-  spec.required_ruby_version = ">= 3.1"
+  spec.required_ruby_version = ">= 3.2"
 
   spec.metadata["allowed_push_host"] = "https://rubygems.org"