diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ffe625a..0bd6c2b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
@@ -30,7 +30,7 @@ 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
@@ -62,7 +62,7 @@ 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