diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 61a6c24..ec60cbb 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -27,7 +27,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install flake8 pytest pytest-cov
+        python -m pip install flake8 pytest coverage coveralls
         python -m pip install -e .
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
     - name: Lint with flake8
@@ -38,4 +38,22 @@ jobs:
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
     - name: Test with pytest
       run: |
-        pytest --cov src -s
+        coverage run ./tests/test_dvg_ringbuffer.py -vv
+    - name: Upload coverage data to coveralls.io
+      run: coveralls --service=github
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        COVERALLS_FLAG_NAME: ${{ matrix.test-name }}
+        COVERALLS_PARALLEL: true
+  coveralls:
+    name: Indicate completion to coveralls.io
+    needs: build
+    runs-on: ubuntu-latest
+    container: python:3-slim
+    steps:
+    - name: Finished
+      run: |
+        pip3 install --upgrade coveralls
+        coveralls --service=github --finish
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/README.rst b/README.rst
index 7b4649d..2e77b86 100644
--- a/README.rst
+++ b/README.rst
@@ -6,6 +6,8 @@
     :target: https://pypi.org/project/dvg-ringbuffer
 .. image:: https://github.com/Dennis-van-Gils/python-dvg-ringbuffer/actions/workflows/python-package.yml/badge.svg
     :target: https://github.com/Dennis-van-Gils/python-dvg-ringbuffer/actions/workflows/python-package.yml
+.. image:: https://coveralls.io/repos/github/Dennis-van-Gils/python-dvg-ringbuffer/badge.svg
+    :target: https://coveralls.io/github/Dennis-van-Gils/python-dvg-ringbuffer
 .. image:: https://img.shields.io/badge/code%20style-black-000000.svg
     :target: https://github.com/psf/black
 .. image:: https://img.shields.io/badge/License-MIT-purple.svg