diff --git a/mdbench.py b/mdbench.py
index edd9af2..fb905b2 100755
--- a/mdbench.py
+++ b/mdbench.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 #
 #