diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 7a95733d..aebd3962 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby_version: ["3.0", "3.1", "3.2", "3.3"]
+        ruby_version: ["3.1", "3.2", "3.3", "3.4"]
 
     steps:
       - uses: actions/checkout@v4
diff --git a/.ruby-version b/.ruby-version
index e4604e3a..4d9d11cf 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.2.1
+3.4.2
diff --git a/Gemfile.lock b/Gemfile.lock
index 9b458cd9..d4bfa04e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -37,27 +37,27 @@ GEM
     connection_pool (2.5.0)
     crass (1.0.6)
     drb (2.2.1)
-    erubi (1.13.0)
+    erubi (1.13.1)
     i18n (1.14.7)
       concurrent-ruby (~> 1.0)
     json (2.10.1)
     language_server-protocol (3.17.0.4)
     lint_roller (1.1.0)
     logger (1.6.6)
-    loofah (2.23.1)
+    loofah (2.24.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
     mini_portile2 (2.8.8)
     minitest (5.25.4)
     mutex_m (0.3.0)
-    nokogiri (1.17.2)
+    nokogiri (1.18.3)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    nokogiri (1.17.2-arm64-darwin)
+    nokogiri (1.18.3-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.17.2-x86_64-darwin)
+    nokogiri (1.18.3-x86_64-darwin)
       racc (~> 1.4)
-    nokogiri (1.17.2-x86_64-linux)
+    nokogiri (1.18.3-x86_64-linux-gnu)
       racc (~> 1.4)
     parallel (1.26.3)
     parser (3.3.7.1)
@@ -99,7 +99,7 @@ GEM
       rubocop (>= 1.72.1, < 2.0)
       rubocop-ast (>= 1.38.0, < 2.0)
     ruby-progressbar (1.13.0)
-    securerandom (0.3.2)
+    securerandom (0.4.1)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-display_width (3.1.4)
@@ -114,10 +114,10 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
-  actionview
+  actionview (~> 7.1.5.1)
   minitest
   rake
   rubocop-github!
 
 BUNDLED WITH
-   2.4.9
+   2.6.5
diff --git a/rubocop-github.gemspec b/rubocop-github.gemspec
index a7f53d19..8f0f0ef4 100644
--- a/rubocop-github.gemspec
+++ b/rubocop-github.gemspec
@@ -18,16 +18,16 @@ Gem::Specification.new do |s|
 
   s.files = Dir["README.md", "STYLEGUIDE.md", "LICENSE", "config/*.yml", "lib/**/*.rb", "guides/*.md"]
 
+  s.required_ruby_version = ">= 3.0.0"
+
   s.add_dependency "rubocop", ">= 1.37"
   s.add_dependency "rubocop-performance", ">= 1.15"
   s.add_dependency "rubocop-rails", ">= 2.17"
 
-  s.add_development_dependency "actionview"
+  s.add_development_dependency "actionview", "~> 7.1.5.1"
   s.add_development_dependency "minitest"
   s.add_development_dependency "rake"
 
-  s.required_ruby_version = ">= 3.0.0"
-
   s.email = "engineering@github.com"
   s.authors = "GitHub"
 end