diff --git a/nailgun/nailgun/objects/cluster.py b/nailgun/nailgun/objects/cluster.py
index 461d587f36..3989be3d66 100644
--- a/nailgun/nailgun/objects/cluster.py
+++ b/nailgun/nailgun/objects/cluster.py
@@ -1324,11 +1324,7 @@ class Cluster(NailgunObject):
 
         The result depends on the current status of cluster.
         """
-        allowed = [consts.CLUSTER_STATUSES.new,
-                   consts.CLUSTER_STATUSES.stopped,
-                   consts.CLUSTER_STATUSES.operational,
-                   consts.CLUSTER_STATUSES.error]
-        return instance.status not in allowed
+        return instance.is_locked
 
     @classmethod
     def is_component_enabled(cls, instance, component):
diff --git a/nailgun/nailgun/test/unit/test_network_template_handler.py b/nailgun/nailgun/test/unit/test_network_template_handler.py
index 452338604f..8152b817dc 100644
--- a/nailgun/nailgun/test/unit/test_network_template_handler.py
+++ b/nailgun/nailgun/test/unit/test_network_template_handler.py
@@ -166,7 +166,8 @@ class TestHandlers(BaseIntegrationTest):
         allowed = [consts.CLUSTER_STATUSES.new,
                    consts.CLUSTER_STATUSES.stopped,
                    consts.CLUSTER_STATUSES.operational,
-                   consts.CLUSTER_STATUSES.error]
+                   consts.CLUSTER_STATUSES.error,
+                   consts.CLUSTER_STATUSES.partially_deployed]
         for status in consts.CLUSTER_STATUSES:
             cluster.status = status
             # need commit because rollback is called when handler exits with
diff --git a/nailgun/nailgun/test/unit/test_objects.py b/nailgun/nailgun/test/unit/test_objects.py
index 6145bb6096..f7e9e744a8 100644
--- a/nailgun/nailgun/test/unit/test_objects.py
+++ b/nailgun/nailgun/test/unit/test_objects.py
@@ -1204,7 +1204,8 @@ class TestClusterObject(BaseTestCase):
         allowed = [consts.CLUSTER_STATUSES.new,
                    consts.CLUSTER_STATUSES.stopped,
                    consts.CLUSTER_STATUSES.operational,
-                   consts.CLUSTER_STATUSES.error]
+                   consts.CLUSTER_STATUSES.error,
+                   consts.CLUSTER_STATUSES.partially_deployed]
         for status in consts.CLUSTER_STATUSES:
             self.env.clusters[0].status = status
             self.db.flush()