diff --git a/pyproject.toml b/pyproject.toml
index e2ca1da..ee96eb3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,6 +42,7 @@ soundswallower = "soundswallower.cli:main"
 # Build a reduced selection of binaries as there are tons of them
 build = [
       "cp38-*",
+      "cp39-*",
       "cp310-*",
       "cp311-*",
       "cp312-*",