diff --git a/.github/workflows/test_linux_3.8.yml b/.github/workflows/test_linux_3.8.yml
index dd27ce70..a1e2a0e0 100644
--- a/.github/workflows/test_linux_3.8.yml
+++ b/.github/workflows/test_linux_3.8.yml
@@ -32,6 +32,6 @@ jobs:
       - name: Run Tests
         run: |
           export QT_QPA_PLATFORM=offscreen
-          pytest -v --cov-nw --timeout=60
+          pytest -v --cov=nw --timeout=60
       - name: Upload to Codecov
         uses: codecov/codecov-action@v1
diff --git a/.github/workflows/test_mac.yml b/.github/workflows/test_mac.yml
index d409f81e..0a99a85a 100644
--- a/.github/workflows/test_mac.yml
+++ b/.github/workflows/test_mac.yml
@@ -31,6 +31,6 @@ jobs:
       - name: Run Tests
         run: |
           export QT_QPA_PLATFORM=offscreen
-          pytest -v --cov-nw --timeout=60
+          pytest -v --cov=nw --timeout=60
       - name: Upload to Codecov
         uses: codecov/codecov-action@v1
diff --git a/.github/workflows/test_win.yml b/.github/workflows/test_win.yml
index ebdee693..d79a931e 100644
--- a/.github/workflows/test_win.yml
+++ b/.github/workflows/test_win.yml
@@ -27,6 +27,6 @@ jobs:
           pip install codecov
       - name: Run Tests
         run: |
-          pytest -v --cov-nw --timeout=60
+          pytest -v --cov=nw --timeout=60
       - name: Upload to Codecov
         uses: codecov/codecov-action@v1