diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2709522dff..ea8e174bfd 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -612,7 +612,10 @@ jobs:
           key: windows-minimal
           deps: testing_minimal
       - name: Set env
-        run: printf "${{ matrix.backend == 'llvm' && 'LLVM=1' || matrix.backend == 'clang' && 'CLANG=1'}}"
+        shell: bash
+        run:  printf "${{ matrix.backend == 'llvm' && 'LLVM=1' || matrix.backend == 'clang' && 'CLANG=1'}}" >> $GITHUB_ENV
       - name: Run pytest (${{ matrix.backend }})
         shell: bash
-        run: python -m pytest -n=auto test/test_tiny.py test/test_ops.py --durations=20
+        run: |
+          python -c "from tinygrad import Device; assert Device.DEFAULT == '${{ matrix.backend }}'.upper(), Device.DEFAULT"
+          python -m pytest -n=auto test/test_tiny.py test/test_ops.py --durations=20