diff --git a/tests/functional/openlp_core_lib/test_image_manager.py b/tests/functional/openlp_core_lib/test_image_manager.py
index 81098eb89..17facbc16 100644
--- a/tests/functional/openlp_core_lib/test_image_manager.py
+++ b/tests/functional/openlp_core_lib/test_image_manager.py
@@ -46,8 +46,8 @@ class TestImageManager(TestCase):
         # WHEN: The image bytes are requested.
         byte_array = self.image_manager.get_image_bytes(TEST_PATH, u'church.jpg')
 
-        # THEN: Type should be a byte array.
-        self.assertEqual(isinstance(byte_array, QtCore.QByteArray), True, u'The returned object should be a QByteArray')
+        # THEN: Type should be a str.
+        self.assertEqual(isinstance(byte_array, str), True, u'The returned object should be a str')
 
         # WHEN the image is retrieved has not been loaded
         # THEN a KeyError is thrown