diff --git a/speedtest.py b/speedtest.py
index 8633faa..f8389ae 100755
--- a/speedtest.py
+++ b/speedtest.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env -S hatch env run -e speedtest python
 # ruff: noqa: T201
 
 import time