diff --git a/test/vcpe/preload.py b/test/vcpe/preload.py
index f4aafbe..7a3b9aa 100755
--- a/test/vcpe/preload.py
+++ b/test/vcpe/preload.py
@@ -1,4 +1,4 @@
-#! /usr/bin/python
+#!/usr/bin/env python
 
 import requests
 import json