diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ed66ab4..9f611c4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
     - name: Checkout [${{ github.repository }}]
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Set up Ruby ${{ matrix.ruby-version }}
       uses: ruby/setup-ruby@v1