diff --git a/.github/workflows/python_installation.yml b/.github/workflows/python_installation.yml
index a7591d41b8..1c7387abd3 100644
--- a/.github/workflows/python_installation.yml
+++ b/.github/workflows/python_installation.yml
@@ -11,7 +11,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-14]
-        python-version: ["3.12"]
+        python-version: ["3.9", "3.12"]
         include:
           - os: ubuntu-latest
             CONDA_OS: linux-64