diff --git a/docs/middleware.md b/docs/middleware.md
index 79f51d1cf..b148c8529 100644
--- a/docs/middleware.md
+++ b/docs/middleware.md
@@ -571,7 +571,7 @@ import time
 class MonitoringMiddleware:
     def __init__(self, app):
         self.app = app
-
+    
     async def __call__(self, scope, receive, send):
         start = time.time()
         try: