diff --git a/run.py b/run.py
index f034d67..153e4eb 100644
--- a/run.py
+++ b/run.py
@@ -311,11 +311,13 @@ def start_websocket(host, port, ws_handler) -> asyncio.Future:
 
 @app.before_serving
 async def app_before_serving():
+    """Callback for variable setup.
+
+    Also sets up the websocket handlers.
+    """
     log.info('opening db')
     await init_app_db(app)
 
-    loop = asyncio.get_event_loop()
-
     app.session = ClientSession()
 
     init_app_managers(app)