diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index 3e95e800..236a9985 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -30,7 +30,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install -r dev-requirements.txt
+        python -m pip install .[development]
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names