diff --git a/tests/test_cascadingconfig.py b/tests/test_cascadingconfig.py
index 1190df2..80c3911 100644
--- a/tests/test_cascadingconfig.py
+++ b/tests/test_cascadingconfig.py
@@ -1,5 +1,6 @@
 
 from __future__ import absolute_import, division, print_function
+from __future__ import unicode_literals
 
 import unittest
 import argparse
diff --git a/tests/test_config.py b/tests/test_config.py
index a6cc3da..a8e53d5 100644
--- a/tests/test_config.py
+++ b/tests/test_config.py
@@ -1,5 +1,7 @@
 
 from __future__ import absolute_import, division, print_function
+from __future__ import unicode_literals
+
 
 import unittest
 from argparse import Namespace
diff --git a/tests/test_driver.py b/tests/test_driver.py
index 9f76e9b..e4cf531 100644
--- a/tests/test_driver.py
+++ b/tests/test_driver.py
@@ -1,5 +1,7 @@
 
 from __future__ import absolute_import, division, print_function
+from __future__ import unicode_literals
+
 
 import io
 import os
diff --git a/tests/test_inventory.py b/tests/test_inventory.py
index 90b0ff3..fc071dd 100644
--- a/tests/test_inventory.py
+++ b/tests/test_inventory.py
@@ -1,5 +1,7 @@
 
 from __future__ import absolute_import, division, print_function
+from __future__ import unicode_literals
+
 
 import random
 
diff --git a/tests/test_outputs.py b/tests/test_outputs.py
index 37a6518..2332bb5 100644
--- a/tests/test_outputs.py
+++ b/tests/test_outputs.py
@@ -1,5 +1,6 @@
 
 from __future__ import absolute_import, division, print_function
+from __future__ import unicode_literals
 
 import os
 import errno
diff --git a/tests/test_sources.py b/tests/test_sources.py
index b8d0998..6870a4f 100644
--- a/tests/test_sources.py
+++ b/tests/test_sources.py
@@ -1,5 +1,6 @@
 
 from __future__ import absolute_import, division, print_function
+from __future__ import unicode_literals
 
 import os
 import errno
diff --git a/tests/test_typeguesser.py b/tests/test_typeguesser.py
index f0cd051..eb839ca 100644
--- a/tests/test_typeguesser.py
+++ b/tests/test_typeguesser.py
@@ -1,5 +1,6 @@
 
 from __future__ import absolute_import, division, print_function
+from __future__ import unicode_literals
 
 import os
 import codecs
diff --git a/tests/test_utils.py b/tests/test_utils.py
index 7c06a9e..5d720e4 100644
--- a/tests/test_utils.py
+++ b/tests/test_utils.py
@@ -1,5 +1,6 @@
 
 from __future__ import absolute_import, division, print_function
+from __future__ import unicode_literals
 
 import os
 import stat