diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 42ef8e1..643995b 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -22,7 +22,7 @@ jobs:
           - 3.4
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
diff --git a/.github/workflows/rubygem.yml b/.github/workflows/rubygem.yml
index b335858..694ec01 100644
--- a/.github/workflows/rubygem.yml
+++ b/.github/workflows/rubygem.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Set up Ruby 3
         uses: ruby/setup-ruby@v1
         with:
diff --git a/.github/workflows/rubygem_release.yml b/.github/workflows/rubygem_release.yml
index 03b8d9e..b22bec9 100644
--- a/.github/workflows/rubygem_release.yml
+++ b/.github/workflows/rubygem_release.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Set up Ruby 3
         uses: ruby/setup-ruby@v1
         with: