Update docs/content/en/getting_started/architecture.md

Co-authored-by: Charles Neill <[email protected]>

docs/content/en/getting_started/architecture.md

@@ -20,7 +20,7 @@ dynamic content.
 
 ## Message Broker
 
-The application server sends tasks to a [Message Broker](https://docs.celeryq.dev/en/stable/)
+The application server sends tasks to a [Message Broker](https://docs.celeryq.dev/en/stable/getting-started/backends-and-brokers/index.html)
 for asynchronous execution. The celery currently only supports to use [Redis](https://redis.io/solutions/messaging/) as a broker. 
 
 ## Celery Worker