diff --git a/app/api/service/JwtTokenService.php b/app/api/service/JwtTokenService.php
index dd21e1aa..ff84101c 100644
--- a/app/api/service/JwtTokenService.php
+++ b/app/api/service/JwtTokenService.php
@@ -15,7 +15,6 @@
 
 namespace app\api\service;
 
-use app\common\cache\UserTokenCache;
 use Firebase\JWT\JWT;
 use Firebase\JWT\Key;
 use Firebase\JWT\SignatureInvalidException;