diff --git a/.github/workflows/build_multi_scipy.yml b/.github/workflows/build_multi_scipy.yml
index 495f942..925f351 100644
--- a/.github/workflows/build_multi_scipy.yml
+++ b/.github/workflows/build_multi_scipy.yml
@@ -11,11 +11,12 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.10']
         numpy: ['1.16.5', '1.20.3', '1.25.2', '2.0.1']
         scipy: ['1.7.3', '1.10.1', '1.14.0', ]
+        python-version: ['3.9', '3.10']
         os: [ubuntu-latest]
         architecture: ['x64']
+
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }} ${{ matrix.architecture }}