diff --git a/src/test/igmp/__init__.py b/src/test/igmp/__init__.py
old mode 100644
new mode 100755
index 2864a46..7efce3f
--- a/src/test/igmp/__init__.py
+++ b/src/test/igmp/__init__.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python
 # 
 # Copyright 2016-present Ciena Corporation
 #