diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index 89a994f..e6f12e8 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -45,7 +45,7 @@ jobs:
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 3.4.5
+          ruby-version: 3.4.8
           bundler-cache: true
 
       - name: Configure bundler
diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index f2bc108..377b840 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v5
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 3.4.5
+          ruby-version: 3.4.8
           bundler-cache: true
       - name: config bundler
         run: |
@@ -29,7 +29,7 @@ jobs:
       - uses: actions/checkout@v5
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 3.4.5
+          ruby-version: 3.4.8
           bundler-cache: true
       - name: config bundler
         run: |
diff --git a/.ruby-version b/.ruby-version
index 4f5e697..2aa5131 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.4.5
+3.4.7
diff --git a/Gemfile b/Gemfile
index 1bc4083..8ff5f16 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-ruby '3.4.5'
+ruby '3.4.7'
 
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails', branch: 'main'
 gem 'rails', '~> 7.2.2.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 8c90504..71cebec 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -616,7 +616,7 @@ DEPENDENCIES
   wkhtmltopdf-binary
 
 RUBY VERSION
-   ruby 3.4.5p51
+   ruby 3.4.7p58
 
 BUNDLED WITH
    2.4.10