diff --git a/murano_plugin_tests/helpers/helpers.py b/murano_plugin_tests/helpers/helpers.py
index bed237c..8190e5b 100644
--- a/murano_plugin_tests/helpers/helpers.py
+++ b/murano_plugin_tests/helpers/helpers.py
@@ -736,3 +736,7 @@ class PluginHelper(object):
         cmd = "yum clean all"
         self.ssh_manager.execute_on_remote(
             ip, cmd, err_msg="yum cache flush unsuccessful")
+
+    def wait_os_cluster_readiness(self, timeout=15 * 60):
+        self.fuel_web.assert_os_services_ready(self.cluster_id,
+                                               timeout=timeout)
diff --git a/murano_plugin_tests/murano_plugin/api.py b/murano_plugin_tests/murano_plugin/api.py
index c6e14c5..2137633 100644
--- a/murano_plugin_tests/murano_plugin/api.py
+++ b/murano_plugin_tests/murano_plugin/api.py
@@ -163,7 +163,7 @@ class MuranoPluginApi(object):
         target_node = fuel_web_client.get_devops_nodes_by_nailgun_nodes(
             nailgun_nodes[:1])
         operations[operation](target_node)
-        self.wait_plugin_online()
+        self.helpers.wait_os_cluster_readiness()
 
     def apply_maintenance_update(self):
         """Method applies maintenance updates on whole cluster