diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index 3b6b0d5a..1aadc4b6 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -26,7 +26,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install flake8 pytest
+        pip install flake8 pytest-cov
         pip install -e .
         if [ -f test-requirements.txt ]; then pip install -r test-requirements.txt; fi
     - name: Lint with flake8
@@ -37,4 +37,9 @@ jobs:
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics --extend-ignore=C901,E261,E302,E305,F401
     - name: Test with pytest
       run: |
-        pytest
+        pytest --cov .
+    - name: Upload coverage reports to Codecov
+      run: |
+        curl -Os https://uploader.codecov.io/latest/linux/codecov
+        chmod +x codecov
+        ./codecov -t ${CODECOV_TOKEN}
diff --git a/tests/unit/test_simvue.py b/tests/unit/test_simvue.py
index 50e91181..5914ec3e 100644
--- a/tests/unit/test_simvue.py
+++ b/tests/unit/test_simvue.py
@@ -8,6 +8,7 @@
 import matplotlib.pyplot as plt
 import pandas as pd
 
+
 def test_suppress_errors():
     """
     Check that errors are surpressed