diff --git a/src/img2pdf.py b/src/img2pdf.py
index a97e5c2..df01b55 100755
--- a/src/img2pdf.py
+++ b/src/img2pdf.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# -*- coding: utf-8 -*-
 
 # Copyright (C) 2012-2014 Johannes 'josch' Schauer <j.schauer at email.de>
 #