diff --git a/.coveragerc b/.coveragerc
index fa3fa528..bd53f7e6 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -1,6 +1,4 @@
 [run]
-source =
-    src
 [report]
 omit =
     */python?.?/*
diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
new file mode 100644
index 00000000..0297142c
--- /dev/null
+++ b/.github/workflows/codecov.yml
@@ -0,0 +1,50 @@
+name: Gather coverage report and upload to codecov
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+  workflow_dispatch:
+
+defaults:
+  run:
+    shell: bash -l {0}
+
+jobs:
+  coverage:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out diffpy.snmf
+        uses: actions/checkout@v4
+
+      - name: Initialize miniconda
+        uses: conda-incubator/setup-miniconda@v3
+        with:
+          activate-environment: test
+          auto-update-conda: true
+          environment-file: environment.yml
+          auto-activate-base: false
+
+      - name: Conda config
+        run: >-
+          conda config --set always_yes yes
+          --set changeps1 no
+
+      - name: Install diffpy.snmf and requirements
+        run: |
+          conda install --file requirements/run.txt
+          conda install --file requirements/test.txt
+          python -m pip install -r requirements/pip.txt
+          python -m pip install . --no-deps
+
+      - name: Validate diffpy.snmf
+        run: |
+          pytest --cov
+          coverage report -m
+          codecov
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v4
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 581821ea..a90aaeb7 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -50,6 +50,4 @@ jobs:
         shell: bash -l {0}
         run: |
           conda activate test
-          coverage run -m pytest -vv -s
-          coverage report -m
-          codecov
+          pytest
diff --git a/requirements/test.txt b/requirements/test.txt
index 6f9ccf84..d808074d 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -1,5 +1,5 @@
 flake8
 pytest
 codecov
-coverage
 pytest-env
+pytest-cov