diff --git a/IPython/core/application.py b/IPython/core/application.py
old mode 100755
new mode 100644
index d916a47..9a88ccc
--- a/IPython/core/application.py
+++ b/IPython/core/application.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 # encoding: utf-8
 """
 An application for IPython.