diff --git a/cluster_upgrade/objects/adapters.py b/cluster_upgrade/objects/adapters.py
index 7a00c0c..e2b3eb0 100644
--- a/cluster_upgrade/objects/adapters.py
+++ b/cluster_upgrade/objects/adapters.py
@@ -58,13 +58,17 @@ class NailgunClusterAdapter(object):
     def editable_attrs(self):
         return self.cluster.attributes.editable
 
+    @editable_attrs.setter
+    def editable_attrs(self, attrs):
+        self.cluster.attributes.editable = attrs
+
     @property
     def network_template(self):
         return self.cluster.network_config.configuration_template
 
-    @editable_attrs.setter
-    def editable_attrs(self, attrs):
-        self.cluster.attributes.editable = attrs
+    @network_template.setter
+    def network_template(self, template):
+        self.cluster.network_config.configuration_template = template
 
     def get_create_data(self):
         return objects.Cluster.get_create_data(self.cluster)
@@ -181,6 +185,10 @@ class NailgunNodeAdapter(object):
     def status(self):
         return self.node.status
 
+    @property
+    def nic_interfaces(self):
+        return self.node.nic_interfaces
+
     @property
     def error_type(self):
         return self.node.error_type
diff --git a/cluster_upgrade/tests/test_upgrade.py b/cluster_upgrade/tests/test_upgrade.py
index 2f9ff98..15bb61c 100644
--- a/cluster_upgrade/tests/test_upgrade.py
+++ b/cluster_upgrade/tests/test_upgrade.py
@@ -20,6 +20,7 @@ import six
 from nailgun import consts
 from nailgun.extensions.network_manager.objects.serializers import \
     network_configuration
+from nailgun.test.base import fake_tasks
 
 from .. import upgrade
 from . import base as base_tests
@@ -236,3 +237,44 @@ class TestUpgradeHelperCloneCluster(base_tests.BaseCloneClusterTest):
         self.helper.change_env_settings(self.src_cluster, new_cluster)
         self.assertEqual('image',
                          attrs['editable']['provision']['method']['value'])
+
+    def get_assigned_nets(self, node):
+        assigned_nets = {}
+        for iface in node.nic_interfaces:
+            nets = [net.name for net in iface.assigned_networks_list]
+            assigned_nets[iface.name] = nets
+        return assigned_nets
+
+    @fake_tasks()
+    def assign_node_to_cluster(self, template=None):
+        new_cluster = self.helper.clone_cluster(self.src_cluster, self.data)
+        node = adapters.NailgunNodeAdapter(self.src_cluster.cluster.nodes[0])
+
+        orig_assigned_nets = self.get_assigned_nets(node)
+
+        if template:
+            net_template = self.env.read_fixtures(['network_template_80'])[0]
+            new_cluster.network_template = net_template
+            orig_assigned_nets = {
+                'eth0': ['fuelweb_admin'], 'eth1': ['public', 'management']
+            }
+
+        self.helper.assign_node_to_cluster(node, new_cluster, node.roles, [])
+        self.db.refresh(new_cluster.cluster)
+
+        self.assertEqual(node.cluster_id, new_cluster.id)
+
+        self.env.clusters.append(new_cluster.cluster)
+        task = self.env.launch_provisioning_selected(cluster_id=new_cluster.id)
+        self.assertEqual(task.status, consts.TASK_STATUSES.ready)
+        for n in new_cluster.cluster.nodes:
+            self.assertEqual(consts.NODE_STATUSES.provisioned, n.status)
+
+        new_assigned_nets = self.get_assigned_nets(node)
+        self.assertEqual(orig_assigned_nets, new_assigned_nets)
+
+    def test_assign_node_to_cluster(self):
+        self.assign_node_to_cluster()
+
+    def test_assign_node_to_cluster_with_template(self):
+        self.assign_node_to_cluster(template=True)