diff --git a/start.py b/start.py
index 5a612a8d..ee23303b 100644
--- a/start.py
+++ b/start.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python2.7
 
 
 # Included modules
diff --git a/zeronet.py b/zeronet.py
index 71661217..1b97da99 100755
--- a/zeronet.py
+++ b/zeronet.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python2.7
 
 # Included modules
 import os