diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b0d048e8..8f8c36d1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: windows-latest
     steps:
     - name: checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     - name: setup dotnet SDK
       uses: actions/setup-dotnet@v4
       with: