diff --git a/client/equo.py b/client/equo.py
index 51d9ca078..7c0e4de3d 100644
--- a/client/equo.py
+++ b/client/equo.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python2 -O
+#!/usr/bin/python2 -OO
 # -*- coding: utf-8 -*-
 """