diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ad33992..83f2230 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -29,6 +29,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
+        pip install .[test]
         poetry install --all-extras --no-root
 
     - name: Check code quality