diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 5b6f64c..996aea1 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v5
 
       - name: setup dotnet
         uses: actions/setup-dotnet@v4
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5e6b25a..da6ac34 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v5
 
       - name: setup dotnet
         uses: actions/setup-dotnet@v4