diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 787b371..c4e95fb 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -34,6 +34,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install -e .
+        pip install pytest
     
     - name: Test with pytest
       run: |