diff --git a/.github/workflows/cpp.yml b/.github/workflows/cpp.yml
index 2c783c7..b4b449a 100644
--- a/.github/workflows/cpp.yml
+++ b/.github/workflows/cpp.yml
@@ -30,7 +30,7 @@ jobs:
           nmake -f shim
           ls
       - name: Run unit tests
-        run: make -C uWebSockets/tests
+        run: $Env:CC='clang'; $Env:CXX='clang++'; make -C uWebSockets/tests
       - name: Run smoke test
         run: |
           cd uWebSockets