diff --git a/.github/workflows/cibuildwheel.yml b/.github/workflows/cibuildwheel.yml
index 0823eee..76d452f 100644
--- a/.github/workflows/cibuildwheel.yml
+++ b/.github/workflows/cibuildwheel.yml
@@ -47,7 +47,7 @@ jobs:
       matrix:
         os:
           - macos-latest
-        python: ["cp310", "cp311", "cp312"]
+        python: ["cp39", "cp310", "cp311", "cp312"]
     steps:
       - uses: actions/checkout@v4
       - name: Build binary wheels