diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index dbb314e..1faa6c0 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -62,7 +62,8 @@ jobs:
 
       - name: PyTest
         run: |
-          python -m pip install .
+          cd ndbioimage
+          python -m pip install .[test]
           python -m pytest 
 
       - name: Store cache