diff --git a/.github/workflows/run-check.yml b/.github/workflows/run-check.yml
index a42fa553b..8e69566a2 100644
--- a/.github/workflows/run-check.yml
+++ b/.github/workflows/run-check.yml
@@ -7,7 +7,6 @@ on:
 env:
   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
   JAVA_VERSION: 17
-  RUBY_VERSION: 3.2.2
 
 jobs:
   test:
@@ -40,7 +39,6 @@ jobs:
         uses: ruby/setup-ruby@1198b074305f9356bd56dd4b311757cc0dab2f1c # v1.175.1
         with:
           bundler-cache: true
-          ruby-version: ${{ env.RUBY_VERSION }}
 
       - name: Configure JDK
         uses: actions/setup-java@99b8673ff64fbf99d8d325f52d9a5bdedb8483e9 # v4.2.1
diff --git a/.ruby-version b/.ruby-version
new file mode 100644
index 000000000..bea438e9a
--- /dev/null
+++ b/.ruby-version
@@ -0,0 +1 @@
+3.3.1
diff --git a/Gemfile b/Gemfile
index 7750df710..db06b4b51 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-ruby '3.2.2'
+ruby File.read(".ruby-version").strip
 
 gem 'danger'
 gem 'danger-shroud'
diff --git a/Gemfile.lock b/Gemfile.lock
index 453ab172e..dec1b1aea 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -43,12 +43,12 @@ GEM
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
-    mini_portile2 (2.8.5)
+    mini_portile2 (2.8.6)
     nap (1.1.0)
     net-http (0.4.1)
       uri
     no_proxy_fix (0.1.2)
-    nokogiri (1.16.3)
+    nokogiri (1.16.4)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     octokit (8.1.0)
@@ -56,7 +56,7 @@ GEM
       faraday (>= 1, < 3)
       sawyer (~> 0.9)
     open4 (1.3.4)
-    public_suffix (5.0.4)
+    public_suffix (5.0.5)
     racc (1.7.3)
     rchardet (1.8.0)
     rexml (3.2.6)
@@ -76,7 +76,7 @@ DEPENDENCIES
   danger-shroud
 
 RUBY VERSION
-   ruby 3.2.2p53
+   ruby 3.3.1p55
 
 BUNDLED WITH
    2.4.10