diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index 0c5f184..a9af4f6 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -35,6 +35,7 @@ jobs:
         run: |
           pytest -m 'not full_run and not regression' --cov=./ --cov-report=xml
       - name: Upload coverage to Codecov
+        if: contains(github.repository, 'PSLmodels/InverseOptimalTax')
         uses: codecov/codecov-action@v4
         with:
           token: ${{ secrets.CODECOV_TOKEN }}