diff --git a/.github/.codecov.yml b/.github/.codecov.yml
new file mode 100644
index 0000000..24c7328
--- /dev/null
+++ b/.github/.codecov.yml
@@ -0,0 +1,6 @@
+# Copyright (C) 2024 Roberto Rossini <roberros@uio.no>
+#
+# SPDX-License-Identifier: MIT
+
+ignore:
+  - "test/"
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d744b6d..c40e786 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -89,7 +89,17 @@ jobs:
         run: pip install --verbose '.[test]'
 
       - name: Run unit tests
-        run: python -m pytest test -v
+        run: python -m pytest --cov -v --cov-report=xml .
+
+      - name: Upload unit test coverage report to Codecov
+        uses: codecov/codecov-action@v4
+        with:
+          flags: "tests | unit | python-${{ matrix.python_version }}"
+          disable_search: true
+          files: coverage.xml
+          fail_ci_if_error: true
+          token: ${{ secrets.CODECOV_TOKEN }}
+          verbose: true
 
       - name: Run simple CLI tests
         run: |
diff --git a/pyproject.toml b/pyproject.toml
index d54aa63..7aac74a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -60,6 +60,7 @@ dependencies = [
 
 test = [
     "pytest",
+    "pytest-cov",
     "stripepy",
 ]