diff --git a/.github/workflows/run_tests.yml b/.github/workflows/run_tests.yml
index 00e154a..a1b429f 100755
--- a/.github/workflows/run_tests.yml
+++ b/.github/workflows/run_tests.yml
@@ -11,7 +11,7 @@ jobs:
       matrix:
         ruby-version: ["3.0", "3.1"]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Ruby ${{ matrix.ruby-version }}
         uses: ruby/setup-ruby@v1
diff --git a/.github/workflows/update_gem.yml b/.github/workflows/update_gem.yml
index 6905be2..8cd9c9d 100755
--- a/.github/workflows/update_gem.yml
+++ b/.github/workflows/update_gem.yml
@@ -8,7 +8,7 @@ jobs:
   publish_gem:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Setup
       uses: ruby/setup-ruby@v1
       with: