diff --git a/zaqar_tempest_plugin/tests/v2/test_messages_negative.py b/zaqar_tempest_plugin/tests/v2/test_messages_negative.py
index a3d856e..22e0a5d 100644
--- a/zaqar_tempest_plugin/tests/v2/test_messages_negative.py
+++ b/zaqar_tempest_plugin/tests/v2/test_messages_negative.py
@@ -581,7 +581,8 @@ class TestMessagesNegative(base.BaseV2MessagingTest):
         # Pop value must be at least 1 and may not be greater than 20
         queue_name = self.queues[data_utils.rand_int_id(0,
                                                         len(self.queues) - 1)]
-        value = ' '
+        # Use url code here to avoid Apache error.
+        value = '%20'
         uri = "/v2/queues/{0}/messages?pop={1}".format(queue_name, value)
         self.assertRaises(lib_exc.BadRequest,
                           self.client.delete_messages, uri)
diff --git a/zaqar_tempest_plugin/tests/v2/test_queues_negative.py b/zaqar_tempest_plugin/tests/v2/test_queues_negative.py
index 7156f52..5cea753 100644
--- a/zaqar_tempest_plugin/tests/v2/test_queues_negative.py
+++ b/zaqar_tempest_plugin/tests/v2/test_queues_negative.py
@@ -43,15 +43,6 @@ class QueueNegativeTestJSON(base.BaseV2MessagingTest):
                           self.client.create_queue,
                           queue_name)
 
-    @decorators.attr(type=['negative'])
-    @decorators.idempotent_id('639206ad-d74c-4f51-895d-76e2c7dff60b')
-    def test_queue_name_is_not_specified(self):
-        # Length of queue name should >= 1 and <=64 bytes
-        queue_name = ' '
-        self.assertRaises(lib_exc.UnexpectedResponseCode,
-                          self.client.create_queue,
-                          queue_name)
-
     @decorators.attr(type=['negative'])
     @decorators.idempotent_id('3ca0e180-c770-4922-8a48-9563c484aaed')
     def test_queue_name_has_a_invalid_character_set(self):