diff --git a/willie/modules/units.py b/willie/modules/units.py
index a7ce445b1c..51a4d89d25 100644
--- a/willie/modules/units.py
+++ b/willie/modules/units.py
@@ -6,6 +6,7 @@
 Licensed under the Eiffel Forum License 2.
 
 """
+from __future__ import unicode_literals
 from willie.module import commands, example, NOLIMIT
 import re
 
diff --git a/willie/test_tools.py b/willie/test_tools.py
index b3fa9530ba..1c00f8cb39 100644
--- a/willie/test_tools.py
+++ b/willie/test_tools.py
@@ -110,7 +110,7 @@ def test():
             assert len(wrapper.output) == len(results)
             for result, output in zip(results, wrapper.output):
                 if type(output) is bytes:
-                    output = output.decode()
+                    output = output.decode('utf-8')
                 if use_regexp:
                     if not re.match(result, output):
                         assert result == output