diff --git a/.github/workflows/core.yml b/.github/workflows/core.yml
index dd3990911f..86036989c0 100644
--- a/.github/workflows/core.yml
+++ b/.github/workflows/core.yml
@@ -41,7 +41,7 @@ jobs:
         include:
         # atleast one of each CPython/PyPy tests must be in windows
         - os: windows-latest
-          python-version: '3.11'
+          python-version: '3.9'
         - os: windows-latest
           python-version: '3.10'
         - os: windows-latest