diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
deleted file mode 100644
index fa0759d..0000000
--- a/.github/workflows/build.yml
+++ /dev/null
@@ -1,37 +0,0 @@
-name: build
-
-on: [push, pull_request]
-
-jobs:
-  build:
-      runs-on: ${{ matrix.os }}
-
-      strategy:
-        matrix:
-          os: [ubuntu-latest]
-
-      env:
-        OS: ${{ matrix.os }}
-        PYTHON: '3.9'
-
-      steps:
-
-        - uses: actions/checkout@v1
-
-        - name: Set up Python
-          uses: actions/setup-python@master
-          with:
-            python-version: 3.9
-
-        - name: Install dependencies
-          run: |
-            python -m pip install --upgrade pip
-            python -m pip install .
-            python -c 'import cerf; cerf.install_package_data()'
-
-        - name: Test and generate coverage report on Linux
-          run: |
-            pip install pytest
-            pip install pytest-cov
-            pytest --cov=./ --cov-report=xml
-
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..5ca2588
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,60 @@
+name: test
+
+on:
+  push:
+    branches: # on all branches except `typos`
+      - '**'
+      - '!typos'
+    paths-ignore:
+      - 'docs/**'
+      - 'notebooks/**'
+      - 'paper/**'
+      - '.git*'
+      - 'README.md'
+  pull_request:
+    branches:
+      - '**'
+  schedule: # Every Monday at 07:00 UTC, 00:00 PT
+    - cron: '0 7 * * 1'
+
+jobs:
+  build:
+    strategy:
+      matrix:
+        python-version: [ "3.9", "3.10", "3.11" ]
+        os: [ubuntu-latest]
+      fail-fast: false
+
+    name: Python ${{ matrix.python-version }} on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@master
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install .
+          python -c 'import cerf; cerf.install_package_data()'
+
+      - name: Test and generate coverage report
+        run: |
+            pip install pytest
+            pip install pytest-cov
+            pytest --cov=./ --cov-report=xml
+
+      - uses: codecov/codecov-action@v4
+        with:
+          files: ./coverage.xml # optional
+          name: codecov-umbrella # optional
+          token: ${{ secrets.CODECOV_TOKEN }} # required
+
+      - name: Notify on failure
+        if: failure()  # This step will only run if any previous step fails
+        run: |
+          echo "Build or tests failed. Please check the logs."
diff --git a/README.md b/README.md
index e1384e9..78792d9 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,9 @@
-[![build](https://github.com/IMMM-SFA/cerf/actions/workflows/build.yml/badge.svg)](https://github.com/IMMM-SFA/cerf/actions/workflows/build.yml)
+[![PyPI version](https://badge.fury.io/py/cerf.svg)](https://badge.fury.io/py/cerf)
+[![PyPI - Python Version](https://img.shields.io/pypi/pyversions/cerf?pypiBaseUrl=https%3A%2F%2Fpypi.org&logo=python&logoColor=yellow)](https://pypi.org/project/cerf/)
+[![test](https://github.com/IMMM-SFA/cerf/actions/workflows/test.yml/badge.svg)](https://github.com/IMMM-SFA/cerf/actions/workflows/test.yml)
 [![DOI](https://zenodo.org/badge/115649750.svg)](https://zenodo.org/badge/latestdoi/115649750)
 [![status](https://joss.theoj.org/papers/28fee3407bbbef020fb4bb19bd451407/status.svg)](https://joss.theoj.org/papers/28fee3407bbbef020fb4bb19bd451407)
+[![codecov](https://codecov.io/gh/IMMM-SFA/cerf/graph/badge.svg?token=9jbGJv8XCJ)](https://codecov.io/gh/IMMM-SFA/cerf)
 
 ## cerf