diff --git a/tests/test_objects.py b/tests/test_objects.py
index 8ca24c54d69172626a1faf703fc049020efbaa3e..aaeb6ebcf9804b7047545fdfd8d6f92b722d16e9 100644
--- a/tests/test_objects.py
+++ b/tests/test_objects.py
@@ -5,7 +5,7 @@ It sounds like a melody
 from __future__ import print_function, absolute_import, division
 import six
 import unittest
-from coolamqp.objects import NodeDefinition, Message
+from coolamqp.objects import NodeDefinition, MessageProperties
 
 
 class TestObjects(unittest.TestCase):
@@ -23,8 +23,8 @@ class TestObjects(unittest.TestCase):
         self.assertEquals(n1.virtual_host, u'/')
 
     def test_get_message_properties(self):
-        empty_p_msg = Message(b'')
-        ce_p_msg = Message(b'', content_encoding=b'wtf')
+        empty_p_msg = MessageProperties()
+        ce_p_msg = MessageProperties(content_encoding=b'wtf')
 
-        self.assertIsNone(empty_p_msg.properties.get('content_encoding'))
-        self.assertEquals(ce_p_msg.properties.get('content_encoding', b'wtf'))
+        self.assertIsNone(empty_p_msg.get('content_encoding'))
+        self.assertEquals(ce_p_msg.get('content_encoding', b'wtf'))