diff --git a/docs/api/index.md b/docs/api/index.md
index 6fc2a7b..b149602 100644
--- a/docs/api/index.md
+++ b/docs/api/index.md
@@ -193,8 +193,9 @@ app.context.db = db();
 
 ## Error Handling
 
-  By default outputs all errors to stderr unless __NODE_ENV__ is "test". To perform custom error-handling logic such as centralized logging you
-  can add an "error" event listener:
+  By default outputs all errors to stderr unless __NODE_ENV__ is "test" or `app.silent` is `true`.
+  The default error handler also won't outputs errors when `err.status` is `404` or `err.expose` is `true`.
+  To perform custom error-handling logic such as centralized logging you can add an "error" event listener:
 
 ```js
 app.on('error', function(err){