diff --git a/.github/workflows/run-tests-macos-xamarin.yml b/.github/workflows/run-tests-macos-xamarin.yml
index 0d2666546..dda6d2bf4 100644
--- a/.github/workflows/run-tests-macos-xamarin.yml
+++ b/.github/workflows/run-tests-macos-xamarin.yml
@@ -21,6 +21,7 @@ jobs:
         with:
           dotnet-version: |
             3.1.x
+            7.0.305
 
       - name: Download dotnet build-script tools
         run:  dotnet tool restore