diff --git a/test/types/aedes.test-d.ts b/test/types/aedes.test-d.ts
index 30e34168..744ee3da 100644
--- a/test/types/aedes.test-d.ts
+++ b/test/types/aedes.test-d.ts
@@ -6,10 +6,13 @@ import type {
   Client,
   Connection
 } from '../../aedes'
-import Aedes, { createBroker } from '../../aedes'
+import Aedes, { AedesOptions, createBroker } from '../../aedes'
 import type { AedesPublishPacket, ConnackPacket, ConnectPacket, PingreqPacket, PublishPacket, PubrelPacket, Subscription, SubscribePacket, UnsubscribePacket } from '../../types/packet'
 import { expectType } from 'tsd'
 
+// Test for createBroker function
+expectType<(options?: AedesOptions) => Aedes>(createBroker)
+
 // Aedes server
 let broker = createBroker()
 expectType<Aedes>(broker)