diff --git a/tempest/api/compute/servers/test_server_rescue_negative.py b/tempest/api/compute/servers/test_server_rescue_negative.py
index 8d63b6b..41b648c 100644
--- a/tempest/api/compute/servers/test_server_rescue_negative.py
+++ b/tempest/api/compute/servers/test_server_rescue_negative.py
@@ -60,20 +60,6 @@
         waiters.wait_for_server_status(cls.servers_client,
                                        cls.server_id, 'ACTIVE')
 
-    def _create_volume(self):
-        volume = self.volumes_extensions_client.create_volume(
-            size=CONF.volume.volume_size, display_name=data_utils.rand_name(
-                self.__class__.__name__ + '_volume'))['volume']
-        self.addCleanup(self.delete_volume, volume['id'])
-        waiters.wait_for_volume_status(self.volumes_extensions_client,
-                                       volume['id'], 'available')
-        return volume
-
-    def _detach(self, server_id, volume_id):
-        self.servers_client.detach_volume(server_id, volume_id)
-        waiters.wait_for_volume_status(self.volumes_extensions_client,
-                                       volume_id, 'available')
-
     def _unrescue(self, server_id):
         self.servers_client.unrescue_server(server_id)
         waiters.wait_for_server_status(self.servers_client,
@@ -125,7 +111,7 @@
     @test.services('volume')
     @test.attr(type=['negative'])
     def test_rescued_vm_attach_volume(self):
-        volume = self._create_volume()
+        volume = self.create_volume()
 
         # Rescue the server
         self.servers_client.rescue_server(self.server_id,
@@ -145,14 +131,11 @@
     @test.services('volume')
     @test.attr(type=['negative'])
     def test_rescued_vm_detach_volume(self):
-        volume = self._create_volume()
+        volume = self.create_volume()
 
         # Attach the volume to the server
-        self.servers_client.attach_volume(self.server_id,
-                                          volumeId=volume['id'],
-                                          device='/dev/%s' % self.device)
-        waiters.wait_for_volume_status(self.volumes_extensions_client,
-                                       volume['id'], 'in-use')
+        server = self.servers_client.show_server(self.server_id)['server']
+        self.attach_volume(server, volume, device='/dev/%s' % self.device)
 
         # Rescue the server
         self.servers_client.rescue_server(self.server_id,
@@ -160,7 +143,6 @@
         waiters.wait_for_server_status(self.servers_client,
                                        self.server_id, 'RESCUE')
         # addCleanup is a LIFO queue
-        self.addCleanup(self._detach, self.server_id, volume['id'])
         self.addCleanup(self._unrescue, self.server_id)
 
         # Detach the volume from the server expecting failure