diff --git a/src/main.rs b/src/main.rs
index d57c153..93a6bbe 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -6,7 +6,7 @@ use axum::{
 };
 use chrono::{prelude::*, Duration, ParseError};
 use serde::{Deserialize, Serialize};
-use std::{env, sync::Arc};
+use std::{env, ops::Deref, sync::Arc};
 use welds::prelude::*;
 
 mod db;
@@ -259,21 +259,39 @@ fn add_day(t: &str, days: i64) -> Result<String, ParseError> {
   Ok(new_time.format("%Y-%m-%d %H:%M:%S").to_string())
 }
 
-#[derive(Deserialize)]
-struct CreateToken {
-  project: String,
-  device_id: String,
-}
-
 #[derive(Clone)]
 struct AppState {
   db: Arc<db::Db>,
   generator: Arc<generate::TokenGenerator>,
 }
 
+#[derive(Deserialize)]
+struct CreateToken {
+  project: String,
+  device_id: String,
+}
+
+#[derive(Deserialize, Debug, Clone)]
+struct Token(String);
+
+// 让 Token 可以像 &str 一样使用
+impl Deref for Token {
+  type Target = str;
+
+  fn deref(&self) -> &Self::Target {
+    &self.0
+  }
+}
+
 #[derive(Deserialize)]
 struct VerifyToken {
-  token: String,
+  token: Token,
+}
+
+#[derive(Deserialize)]
+struct RenewalToken {
+  token: Token,
+  days: i64,
 }
 
 #[derive(Serialize)]
@@ -314,9 +332,3 @@ struct CreateTokenInfo {
   token: String,
   msg: String,
 }
-
-#[derive(Deserialize)]
-struct RenewalToken {
-  token: String,
-  days: i64,
-}