diff --git a/bin/download_manager.py b/bin/download_manager.py
index 35859a5..74449a3 100755
--- a/bin/download_manager.py
+++ b/bin/download_manager.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/python -u
 
 import sys
 import gobject