diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2894e56..88d9ce1 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -69,7 +69,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby-version: ["3.2", "3.1", "3.0"]
+        ruby-version: ["3.3", "3.2", "3.1"]
         sidekiq-version: ["~> 6.5", "~> 7"]
         with-rackup: [true, false]
     # Service containers to run with `runner-job`
diff --git a/.rubocop.yml b/.rubocop.yml
index 55e4a4a..b06e989 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -2,7 +2,7 @@ inherit_gem:
   rubocop-shopify: rubocop.yml
 
 AllCops:
-  TargetRubyVersion: 2.7
+  TargetRubyVersion: 3.1
   SuggestExtensions: false
   NewCops: enable
 
diff --git a/sidekiq_alive.gemspec b/sidekiq_alive.gemspec
index 8a0e398..6dbe98c 100644
--- a/sidekiq_alive.gemspec
+++ b/sidekiq_alive.gemspec
@@ -12,7 +12,7 @@ Gem::Specification.new do |spec|
 
   spec.version       = SidekiqAlive::VERSION
 
-  spec.required_ruby_version = Gem::Requirement.new(">= 2.7.0")
+  spec.required_ruby_version = Gem::Requirement.new(">= 3.1")
 
   spec.homepage      = "https://github.com/arturictus/sidekiq_alive"
   spec.summary       = "Liveness probe for sidekiq on Kubernetes deployments."