diff --git a/osm_nbi/subscriptions.py b/osm_nbi/subscriptions.py
index 1f172dd..91d2f2d 100644
--- a/osm_nbi/subscriptions.py
+++ b/osm_nbi/subscriptions.py
@@ -284,24 +284,22 @@
                     else:
                         op_state = params["operationState"]
                     event_details = {
-                            "topic": topic,
-                            "command": command.upper(),
-                            "params": params,
-                            }
+                        "topic": topic,
+                        "command": command.upper(),
+                        "params": params,
+                    }
                     subscribers = self.vnflcm.get_subscribers(
-                            vnfd_id,
-                            vnf_instance_id,
-                            command.upper(),
-                            op_state,
-                            event_details
-                            )
+                        vnfd_id,
+                        vnf_instance_id,
+                        command.upper(),
+                        op_state,
+                        event_details,
+                    )
                     if subscribers:
                         asyncio.ensure_future(
-                                self.vnflcm.send_notifications(
-                                    subscribers, loop=self.loop
-                                ),
-                                loop=self.loop
-                            )
+                            self.vnflcm.send_notifications(subscribers, loop=self.loop),
+                            loop=self.loop,
+                        )
             elif topic == "nsi":
                 if command == "terminated" and params["operationState"] in (
                     "COMPLETED",