diff --git a/tests/test_bytes.py b/tests/test_bytes.py
index <HASH>..<HASH> 100644
--- a/tests/test_bytes.py
+++ b/tests/test_bytes.py
@@ -1,3 +1,4 @@
+# coding: utf-8
 from ftfy.guess_bytes import guess_bytes
 from nose.tools import eq_
put coding line in test_bytes