diff --git a/scripts/update_api.py b/scripts/update_api.py
index 9358ec6dd..d5cc92a7f 100755
--- a/scripts/update_api.py
+++ b/scripts/update_api.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python
 ############################################
 # Copyright (c) 2012 Microsoft Corporation
 #