diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a2e84b5b..83619806 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
         os: [ubuntu-latest, windows-latest, macos-latest]
         experimental: [false]
         # python-version: ["2.7","3.4","3.5","3.6","3.7","3.8","3.9","3.10","3.11","3.12"]
-        python-version: ["3.10","3.11","3.12","3.13"]
+        python-version: ["3.9","3.10","3.11","3.12","3.13"]
       fail-fast: false
     steps:
     - uses: actions/checkout@v4