diff --git a/examples/hosts_file/hosts.py b/examples/hosts_file/hosts.py
old mode 100644
new mode 100755
index 8689b4b..cca1ab9
--- a/examples/hosts_file/hosts.py
+++ b/examples/hosts_file/hosts.py
@@ -1,3 +1,4 @@
+#!/usr/bin/python
 import click
 import sys
 import time