diff --git a/docs/pages/docs/middleware.md b/docs/pages/docs/middleware.md
index 252fe384..98ef3ce3 100644
--- a/docs/pages/docs/middleware.md
+++ b/docs/pages/docs/middleware.md
@@ -39,5 +39,5 @@ class AuthorizationMiddleware(object):
 Then, add the middleware to your schema:
 
 ```python
-schema = Schema(middlewares=[AuthorizationMiddleware])
+schema = Schema(middlewares=[AuthorizationMiddleware()])
 ```