diff --git a/.github/workflows/mypy.yml b/.github/workflows/mypy.yml
index f2490b5..9146014 100644
--- a/.github/workflows/mypy.yml
+++ b/.github/workflows/mypy.yml
@@ -16,6 +16,6 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
-        run: pip install mypy lxml geojson maturin python-dateutil types-python-dateutil lxml-stubs
+        run: pip install .[test]
       - name: Test with mypy
         run: mypy .
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