diff --git a/dist/py/pyproject.toml b/dist/py/pyproject.toml
index 0c1a541..f815e84 100644
--- a/dist/py/pyproject.toml
+++ b/dist/py/pyproject.toml
@@ -25,6 +25,6 @@ requires = ["maturin>=1.0,<2.0"]
 build-backend = "maturin"
 
 [tool.maturin]
-features = ["python"]
+features = ["python", "pyo3/extension-module"]
 manifest-path = "../../Cargo.toml"