diff --git a/.github/workflows/dotnet.yml b/.github/workflows/dotnet.yml
index 5255c46..7b3edf4 100644
--- a/.github/workflows/dotnet.yml
+++ b/.github/workflows/dotnet.yml
@@ -19,7 +19,7 @@ jobs:
       with:
         fetch-depth: 0 # avoid shallow clone so nbgv can do its work.
     - name: Setup .NET
-      uses: actions/setup-dotnet@v3
+      uses: actions/setup-dotnet@v4
       with: 
         dotnet-version: 6.0.x
     - name: Restore dependencies