diff --git a/api/service/biz_token_logic.js b/api/service/biz_token_logic.js
index b788c73..553ebf9 100644
--- a/api/service/biz_token_logic.js
+++ b/api/service/biz_token_logic.js
@@ -11,7 +11,7 @@ function hashPlainToken(plain) {
 }
 
 function generatePlainToken() {
-  return `waw_${crypto.randomBytes(24).toString("hex")}`;
+  return `sk-${crypto.randomBytes(24).toString("hex")}`;
 }
 
 /** 默认 Token 过期时间：一年后当日 23:59:59 */