diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1853a79..e2d0db5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,6 +24,9 @@ jobs:
     steps:
     - name: Checkout
       uses: actions/checkout@v1
+    - uses: actions/setup-dotnet@v1
+      with:
+        dotnet-version: '6.0.x'
     - name: Run tests
       run: dotnet test