diff --git a/types/ioredis/index.d.ts b/types/ioredis/index.d.ts
index d5f829c8fe..743c3c061a 100644
--- a/types/ioredis/index.d.ts
+++ b/types/ioredis/index.d.ts
@@ -489,6 +489,8 @@ declare namespace IORedis {
         xack(key: KeyType, group: string, ...ids: string[]): any;
 
         xadd(key: KeyType, id: string, ...args: string[]): any;
+        xadd(key: KeyType, maxLenOption: 'MAXLEN' | 'maxlen', count: number, ...args: string[]): any;
+        xadd(key: KeyType, maxLenOption: 'MAXLEN' | 'maxlen', approximate: '~', count: number, ...args: string[]): any;
 
         xclaim(key: KeyType, group: string, consumer: string, minIdleTime: number, ...args: any[]): any;
 
diff --git a/types/ioredis/ioredis-tests.ts b/types/ioredis/ioredis-tests.ts
index 9950a8543f..89e4120f0e 100644
--- a/types/ioredis/ioredis-tests.ts
+++ b/types/ioredis/ioredis-tests.ts
@@ -177,6 +177,8 @@ new Redis.Cluster([{
 
 redis.xack('streamName', 'groupName', 'id');
 redis.xadd('streamName', '*', 'field', 'name');
+redis.xadd('streamName', 'MAXLEN', 100, '*', 'field', 'name');
+redis.xadd('streamName', 'MAXLEN', '~', 100, '*', 'field', 'name');
 redis.xclaim('streamName', 'groupName', 'consumerName', 3600000, 'id');
 redis.xdel('streamName', 'id');
 redis.xgroup('CREATE', 'streamName', 'groupName', '$');