diff --git a/.github/workflows/test_windows_main.yml b/.github/workflows/test_windows_main.yml
index dac1cc6e..a32c26a6 100644
--- a/.github/workflows/test_windows_main.yml
+++ b/.github/workflows/test_windows_main.yml
@@ -22,4 +22,4 @@ jobs:
         shell: cmd
         run: |
           cd idaes-pse\idaes
-          pytest -m not integration
+          pytest -m "not integration"