diff --git a/.github/workflows/dotnet-core.yml b/.github/workflows/dotnet-core.yml
index 1f033ef..f0efa35 100644
--- a/.github/workflows/dotnet-core.yml
+++ b/.github/workflows/dotnet-core.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v1
       with: