diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 931ec8b6..87e29b9b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.11', '3.12']
         os: ['windows-latest', 'macos-latest', 'ubuntu-latest']
     steps:
       - uses: actions/checkout@v4