diff --git a/.github/workflows/python-testing.yml b/.github/workflows/python-testing.yml
index f003a97..00ad5b5 100644
--- a/.github/workflows/python-testing.yml
+++ b/.github/workflows/python-testing.yml
@@ -23,7 +23,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
-        pip install .[all]
+        pip install ".[dev,all]"
     # - name: Analysing the code with pylint
     #   run: |
     #     pylint $(git ls-files '*.py')