diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2d7921cb413e853281525dbe120a2c320f104946..498fed999bc47f8027d639c059bfa50bfa8641e8 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,4 +15,4 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - run: pip install black pytest mock -r requirements.txt
       - run: make schema
-      - run: PYTHONPATH=${{ GITHUB_WORKSPACE }} py.test -m "not hw_raspberrypi and not mqtt"
+      - run: PYTHONPATH=$GITHUB_WORKSPACE py.test -m "not hw_raspberrypi and not mqtt"