diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index 48f0b4b91e..815cde3fff 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -46,7 +46,7 @@ jobs:
       - name: Test with pytest
         shell: bash -el {0}
         run: |
-          python -m pytest .  --cov=hnn_core hnn_core/tests/ --cov-report=xml
+          python -m pytest ./hnn_core/tests/test_io.py  --cov=hnn_core hnn_core/tests/test_io.py --cov-report=xml
       - name:  Upload coverage to Codecov
         uses: codecov/codecov-action@v4
         with:
diff --git a/.github/workflows/windows_unit_tests.yml b/.github/workflows/windows_unit_tests.yml
index 4425714f82..a8da15b93d 100644
--- a/.github/workflows/windows_unit_tests.yml
+++ b/.github/workflows/windows_unit_tests.yml
@@ -42,4 +42,4 @@ jobs:
       - name: Test with pytest
         shell: cmd
         run: |
-          python -m pytest .  --cov=hnn_core hnn_core/tests/ --cov-report=xml
+          python -m pytest ./hnn_core/tests/test_io.py  --cov=hnn_core hnn_core/tests/test_io.py --cov-report=xml