diff --git a/.github/workflows/test-code.yml b/.github/workflows/test-code.yml
index aef9f4d9..8a06d7ac 100644
--- a/.github/workflows/test-code.yml
+++ b/.github/workflows/test-code.yml
@@ -7,6 +7,8 @@ jobs:
     steps:
       - name: Checkout repo
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
@@ -21,3 +23,10 @@ jobs:
       - name: pytest
         # Options are configured in pyproject.toml
         run: pytest
+      - name: CodeCov
+        run: |
+          # Replace `linux` below with the appropriate OS
+          # Options are `alpine`, `linux`, `macos`, `windows`
+          curl -Os https://uploader.codecov.io/latest/linux/codecov
+          chmod +x codecov
+          ./codecov -t ${{ secrets.CODECOV_TOKEN }}