diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4fc0cc9..3acc87a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
@@ -51,7 +51,7 @@ jobs:
         run: sudo apt-get update && sudo apt-get install --no-install-recommends -y build-essential git libyaml-dev pkg-config
 
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1