diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
new file mode 100644
index 0000000..0e83325
--- /dev/null
+++ b/.github/workflows/coverage.yml
@@ -0,0 +1,42 @@
+name: coverage
+
+on:
+  push:
+    branches: [ master, dev ]
+  pull_request:
+    branches: [ master, dev ]
+
+jobs:
+  coverage:
+    runs-on: ${{ matrix.platform }}
+    strategy:
+      max-parallel: 1
+      matrix:
+        platform:
+          - ubuntu-latest
+        python-version: ['3.11']
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements.txt
+        pip install -r requirements_test.txt
+        pip install tox
+        pip install codecov
+    - name: Test
+      run: |
+        tox -r -e cov
+    - name: Codecov
+      uses: codecov/codecov-action@v4.0.1
+      with:
+        token: ${{ secrets.CODECOV_TOKEN }}
+        flags: unittests
+        file: ./coverage.xml
+        name: adc_eval
+        fail_ci_if_error: true
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 9bc50f3..076f74e 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.9]
+        python-version: [3.11]
 
     steps:
     - uses: actions/checkout@v2
diff --git a/README.rst b/README.rst
index 8d86eea..fa08338 100644
--- a/README.rst
+++ b/README.rst
@@ -1,5 +1,5 @@
-python-adc-eval |Lint| |PyPi Version| |Codestyle|
-===================================================
+python-adc-eval |Lint| |PyPi Version| |Codecov| |Codestyle|
+=============================================================
 
 A python-based ADC evaluation tool, suitable for standalone or library-based usage
 
@@ -52,3 +52,5 @@ Given an array of values representing the output of an ADC, the spectrum can be
    :target: https://pypi.org/project/python-adc-eval
 .. |Codestyle| image:: https://img.shields.io/badge/code%20style-black-000000.svg
    :target: https://github.com/psf/black
+.. |Codecov| image:: https://codecov.io/gh/fronzbot/python-adc-eval/graph/badge.svg?token=156GMQ4NNV 
+ :target: https://codecov.io/gh/fronzbot/python-adc-eval
diff --git a/tox.ini b/tox.ini
index 8765e6f..fc9bbe1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -31,3 +31,12 @@ ignore_errors = True
 commands = 
     pip install .
 
+[testenv:cov]
+setenv =
+    LANG=en_US.UTF-8
+    PYTHONPATH = {toxinidir}
+commands =
+    pytest --timeout=9 --durations=10 --cov=adc_eval --cov-report=xml {posargs}
+deps =
+    -r{toxinidir}/requirements.txt
+    -r{toxinidir}/requirements_test.txt