diff --git a/libraries/entropyTools.py b/libraries/entropyTools.py
index 9ca7315dc..0c0044220 100644
--- a/libraries/entropyTools.py
+++ b/libraries/entropyTools.py
@@ -1,4 +1,5 @@
 #!/usr/bin/python
+# -*- coding: iso-8859-1 -*-
 '''
     # DESCRIPTION:
     # generic tools for all the handlers applications