diff --git a/.github/workflows/package.yml b/.github/workflows/package.yml
index a55a679..5518d41 100644
--- a/.github/workflows/package.yml
+++ b/.github/workflows/package.yml
@@ -29,6 +29,8 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+        pip install pillow
+        pip install numpy
     - name: Test with unittest
       run: |
-        python -m unittest discover -s tests -t .
+        python -m unittest tests\__init__.py