diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0603159..ead3e46 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,7 +29,9 @@ jobs:
       - name: Setup .NET
         uses: actions/setup-dotnet@v3
         with:
-          dotnet-version: '6.0.x'
+          dotnet-version: |
+            6.0.x
+            5.0.200
           
       - name: Install .NET tools
         run: |