diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index b0c9d37c..f7dcf627 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -58,7 +58,7 @@ jobs:
         sudo apt-get update
         # sudo apt-get install gfortran swig libhdf5-serial-dev libmpich-dev
         sudo apt-get update
-        sudo apt install -y openmpi-bin libopenmpi-dev gfortran build-essential libblas3 libblas-dev liblapack3 liblapack-dev libatlas-base-dev texlive texlive-latex-extra texlive-fonts-recommended dvipng cm-super 
+        sudo apt install -y openmpi-bin libopenmpi-dev gfortran build-essential libblas3 libblas-dev liblapack3 liblapack-dev libatlas-base-dev texlive texlive-latex-extra texlive-fonts-recommended dvipng cm-super
         python -m pip install --upgrade git+https://github.com/bitranox/wrapt_timeout_decorator.git
         python -m pip install pytest pytest-cov flake8 pytest-aiohttp sqlparse freezegun PyJWT joblib tensorflow afterglowpy coveralls
         python -m pip install .
@@ -77,32 +77,12 @@ jobs:
         psql -U nmma -h localhost -c "GRANT ALL PRIVILEGES ON DATABASE nmma TO nmma;" nmma
     - name: Test with pytest
       run: |
-        pwd
-        ls
-        py.test nmma/tests/*
+        python -m coverage run --source nmma -m pytest nmma/tests/*
       env:
         LD_LIBRARY_PATH: .:/home/runner/work/nmma/nmma/MultiNest/lib # for Linux
-    - name: Combine and upload coverage
+    - name: Run Coveralls
+      if: ${{ success() }}
       run: |
-        python -m coverage combine
-        python -m coverage xml -i
-        python -m coveralls --service=github
+        coveralls --service=github
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        COVERALLS_PARALLEL: true
-
-  coverage:
-    needs: build
-    runs-on: ubuntu-latest
-    steps:
-      - name: Setup Python
-        uses: actions/setup-python@v4
-        with:
-          python-version: "3.10"
-      - name: Finish coverage collection
-        run: |
-          python -m pip install -U pip
-          python -m pip install -U coveralls
-          python -m coveralls --finish
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}