diff --git a/watcher/decision_engine/model/collector/nova.py b/watcher/decision_engine/model/collector/nova.py
index efd7be30f..157f3b841 100644
--- a/watcher/decision_engine/model/collector/nova.py
+++ b/watcher/decision_engine/model/collector/nova.py
@@ -158,6 +158,7 @@ class NovaClusterDataModelCollector(base.BaseClusterDataModelCollector):
             nova.LegacyInstanceDeletedEnd(self),
             nova.LegacyLiveMigratedEnd(self),
             nova.LegacyInstanceResizeConfirmEnd(self),
+            nova.LegacyInstanceRebuildEnd(self),
         ]
 
     def get_audit_scope_handler(self, audit_scope):
diff --git a/watcher/decision_engine/model/notification/nova.py b/watcher/decision_engine/model/notification/nova.py
index 090e14219..4ba6afaf5 100644
--- a/watcher/decision_engine/model/notification/nova.py
+++ b/watcher/decision_engine/model/notification/nova.py
@@ -497,3 +497,30 @@ class LegacyInstanceResizeConfirmEnd(UnversionedNotificationEndpoint):
         instance = self.get_or_create_instance(instance_uuid, node_uuid)
 
         self.legacy_update_instance(instance, payload)
+
+
+class LegacyInstanceRebuildEnd(UnversionedNotificationEndpoint):
+
+    @property
+    def filter_rule(self):
+        """Nova compute.instance.rebuild.end filter"""
+        return filtering.NotificationFilter(
+            publisher_id=self.publisher_id_regex,
+            event_type='compute.instance.rebuild.end',
+        )
+
+    def info(self, ctxt, publisher_id, event_type, payload, metadata):
+        ctxt.request_id = metadata['message_id']
+        ctxt.project_domain = event_type
+        LOG.info("Event '%(event)s' received from %(publisher)s "
+                 "with metadata %(metadata)s" %
+                 dict(event=event_type,
+                      publisher=publisher_id,
+                      metadata=metadata))
+        LOG.debug(payload)
+
+        instance_uuid = payload['instance_id']
+        node_uuid = payload.get('node')
+        instance = self.get_or_create_instance(instance_uuid, node_uuid)
+
+        self.legacy_update_instance(instance, payload)
diff --git a/watcher/tests/decision_engine/model/notification/data/scenario3_legacy_instance-rebuild-end.json b/watcher/tests/decision_engine/model/notification/data/scenario3_legacy_instance-rebuild-end.json
new file mode 100644
index 000000000..8e2b793aa
--- /dev/null
+++ b/watcher/tests/decision_engine/model/notification/data/scenario3_legacy_instance-rebuild-end.json
@@ -0,0 +1,59 @@
+{
+    "event_type": "compute.instance.rebuild.end",
+    "payload": {
+        "state_description": "",
+        "availability_zone": "nova",
+        "terminated_at": "",
+        "ephemeral_gb": 0,
+        "instance_type_id": 5,
+        "deleted_at": "",
+        "fixed_ips": [
+            {
+                "version": 4,
+                "vif_mac": "fa:16:3e:78:e1:a0",
+                "floating_ips": [],
+                "label": "test-net",
+                "meta": {},
+                "address": "192.168.200.16",
+                "type": "fixed"
+            }
+        ],
+        "instance_id": "73b09e16-35b7-4922-804e-e8f5d9b740fc",
+        "display_name": "INSTANCE_0",
+        "reservation_id": "r-jmbnz8nc",
+        "hostname": "INSTANCE_1",
+        "state": "active",
+        "progress": "",
+        "launched_at": "2017-09-13T06:10:42.751392",
+        "metadata": {},
+        "node": "Node_1",
+        "ramdisk_id": "",
+        "access_ip_v6": null,
+        "disk_gb": 20,
+        "access_ip_v4": null,
+        "kernel_id": "",
+        "image_name": "",
+        "host": "Node_1",
+        "user_id": "0c1add55e6d149108deedee780fdb540",
+        "image_ref_url": "http://10.21.1.16:9292/images/886eae2b-b41f-4340-acd1-a1b926671b0a",
+        "cell_name": "",
+        "root_gb": 20,
+        "tenant_id": "b18faa9487864b20b61386438b7ae2ce",
+        "created_at": "2017-09-11 09:48:05+00:00",
+        "memory_mb": 2048,
+        "instance_type": "m1.small",
+        "vcpus": 1,
+        "image_meta": {
+            "min_disk": "20",
+            "container_format": "bare",
+            "min_ram": "0",
+            "disk_format": "raw",
+            "base_image_ref": "886eae2b-b41f-4340-acd1-a1b926671b0a"
+        },
+        "architecture": null,
+        "os_type": null,
+        "instance_flavor_id": "2"
+    },
+    "priority": "INFO",
+    "publisher_id": "compute.Node_1"
+}
diff --git a/watcher/tests/decision_engine/model/notification/test_nova_notifications.py b/watcher/tests/decision_engine/model/notification/test_nova_notifications.py
index 11b5b5a82..a49d60a7f 100644
--- a/watcher/tests/decision_engine/model/notification/test_nova_notifications.py
+++ b/watcher/tests/decision_engine/model/notification/test_nova_notifications.py
@@ -545,3 +545,27 @@ class TestLegacyNovaNotifications(NotificationTestCase):
         node = compute_model.get_node_by_instance_uuid(instance0_uuid)
         self.assertEqual('Node_1', node.uuid)
         self.assertEqual(element.InstanceState.ACTIVE.value, instance0.state)
+
+    def test_legacy_instance_rebuild_end(self):
+        compute_model = self.fake_cdmc.generate_scenario_3_with_2_nodes()
+        self.fake_cdmc.cluster_data_model = compute_model
+        handler = novanotification.LegacyLiveMigratedEnd(self.fake_cdmc)
+
+        instance0_uuid = '73b09e16-35b7-4922-804e-e8f5d9b740fc'
+        instance0 = compute_model.get_instance_by_uuid(instance0_uuid)
+
+        node = compute_model.get_node_by_instance_uuid(instance0_uuid)
+        self.assertEqual('Node_0', node.uuid)
+
+        message = self.load_message(
+            'scenario3_legacy_instance-rebuild-end.json')
+        handler.info(
+            ctxt=self.context,
+            publisher_id=message['publisher_id'],
+            event_type=message['event_type'],
+            payload=message['payload'],
+            metadata=self.FAKE_METADATA,
+        )
+        node = compute_model.get_node_by_instance_uuid(instance0_uuid)
+        self.assertEqual('Node_1', node.uuid)
+        self.assertEqual(element.InstanceState.ACTIVE.value, instance0.state)