diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index 6be0a295a3..1e68ee2ec4 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -47,7 +47,11 @@ jobs:
         shell: bash -el {0}
         run: |
           python -m pytest .  --cov=hnn_core hnn_core/tests/ --cov-report=xml
-      - name: Upload code coverage
-        shell: bash -el {0}
-        run: |
-          bash <(curl -s https://codecov.io/bash) -f ./coverage.xml
+      - name:  Upload coverage to Codecov
+        uses: codecov/codecov-action@v4
+        with:
+            directory: ./hnn_core/tests/
+            fail_ci_if_error: true
+            files: ./coverage.xml
+            flags: unittests
+            token: ${{ secrets.CODECOV_TOKEN }}