diff --git a/tempest/services/compute/xml/servers_client.py b/tempest/services/compute/xml/servers_client.py
index fceeb28..008417b 100644
--- a/tempest/services/compute/xml/servers_client.py
+++ b/tempest/services/compute/xml/servers_client.py
@@ -401,6 +401,19 @@
     def remove_security_group(self, server_id, name):
         return self.action(server_id, 'removeSecurityGroup', None, name=name)
 
+    def live_migrate_server(self, server_id, dest_host, use_block_migration):
+        """This should be called with administrator privileges ."""
+
+        req_body = Element("os-migrateLive",
+                           xmlns=XMLNS_11,
+                           disk_over_commit=False,
+                           block_migration=use_block_migration,
+                           host=dest_host)
+
+        resp, body = self.post("servers/%s/action" % str(server_id),
+                               str(Document(req_body)), self.headers)
+        return resp, body
+
     def list_server_metadata(self, server_id):
         resp, body = self.get("servers/%s/metadata" % str(server_id),
                               self.headers)
diff --git a/tempest/tests/compute/test_live_block_migration.py b/tempest/tests/compute/test_live_block_migration.py
index abaaf85..e5a7d5b 100644
--- a/tempest/tests/compute/test_live_block_migration.py
+++ b/tempest/tests/compute/test_live_block_migration.py
@@ -27,7 +27,7 @@
 
 
 @attr(category='live-migration')
-class LiveBlockMigrationTest(base.BaseComputeAdminTest):
+class LiveBlockMigrationTestJSON(base.BaseComputeAdminTest):
     _interface = 'json'
 
     live_migration_available = (
@@ -38,7 +38,7 @@
 
     @classmethod
     def setUpClass(cls):
-        super(LiveBlockMigrationTest, cls).setUpClass()
+        super(LiveBlockMigrationTestJSON, cls).setUpClass()
 
         cls.admin_hosts_client = cls.os_adm.hosts_client
         cls.admin_servers_client = cls.os_adm.servers_client
@@ -125,4 +125,8 @@
         for server_id in cls.created_server_ids:
             cls.servers_client.delete_server(server_id)
 
-        super(LiveBlockMigrationTest, cls).tearDownClass()
+        super(LiveBlockMigrationTestJSON, cls).tearDownClass()
+
+
+class LiveBlockMigrationTestXML(LiveBlockMigrationTestJSON):
+    _interface = 'xml'