diff --git a/packages/wsrpc/src/matcher/index.ts b/packages/wsrpc/src/matcher/index.ts
index 8ea953a..6a4e27a 100644
--- a/packages/wsrpc/src/matcher/index.ts
+++ b/packages/wsrpc/src/matcher/index.ts
@@ -18,7 +18,6 @@ import { md5, randomId } from '@elara/lib'
 import Util from '../util'
 import Conf from '../../config'
 import Topic from './topic'
-import Dao from '../dao'
 
 const log = getAppLogger('matcher')