diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 4d1980d..c9961b0 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -6,7 +6,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
 
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
diff --git a/.github/workflows/publish_gem.yml b/.github/workflows/publish_gem.yml
index 8424867..dddc39e 100644
--- a/.github/workflows/publish_gem.yml
+++ b/.github/workflows/publish_gem.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1