diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a73750a..d9f532f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -42,7 +42,7 @@ jobs:
           miniconda-version: "latest"
           auto-update-conda: true
           python-version: ${{ matrix.python-version }}
-          #environment-file: environment.yml
+          #environment-file: environment.yml   # we use setup.cfg dependencies only
           activate-environment: pygeogrids
           auto-activate-base: false
       - name: Print environment infos
@@ -56,13 +56,13 @@ jobs:
       - name: Export Environment
         shell: bash -l {0}
         run: |
-          mkdir -p .artifacts
+          mkdir -p artifacts
           filename=env_py${{ matrix.python-version }}_${{ matrix.os }}.yml
-          conda env export --no-builds | grep -v "prefix" > .artifacts/$filename
+          conda env export --no-builds | grep -v "prefix" > artifacts/$filename
       - name: Install package and test
         shell: bash -l {0}
         run: |
-          python setup.py develop
+          pip install -e .[testing]
           pytest
       - name: Upload Coverage
         shell: bash -l {0}