diff --git a/mistral/tests/unit/api/test_auth.py b/mistral/tests/unit/api/test_auth.py
index ba29615d3..441410508 100644
--- a/mistral/tests/unit/api/test_auth.py
+++ b/mistral/tests/unit/api/test_auth.py
@@ -23,10 +23,10 @@ from mistral.tests.unit.api import base
 
 WORKBOOKS = [
     {
-        u'name': u'my_workbook',
-        u'description': u'My cool Mistral workbook',
-        u'scope': None,
-        u'tags': [u'deployment', u'demo']
+        'name': 'my_workbook',
+        'description': 'My cool Mistral workbook',
+        'scope': None,
+        'tags': ['deployment', 'demo']
     }
 ]
 
diff --git a/mistral/tests/unit/engine/test_run_action.py b/mistral/tests/unit/engine/test_run_action.py
index b4d4f8289..bac19f23d 100644
--- a/mistral/tests/unit/engine/test_run_action.py
+++ b/mistral/tests/unit/engine/test_run_action.py
@@ -160,7 +160,7 @@ class RunActionEngineTest(base.EngineTestCase):
             action_ex = db_api.get_action_execution(action_ex.id)
 
             self.assertEqual(states.SUCCESS, action_ex.state)
-            self.assertEqual({'result': u'Hello, John Doe!'}, action_ex.output)
+            self.assertEqual({'result': 'Hello, John Doe!'}, action_ex.output)
 
         action_ex = self.engine.start_action(
             'concat2',