diff --git a/controller/token.go b/controller/token.go
index 5341ea3a..3de98065 100644
--- a/controller/token.go
+++ b/controller/token.go
@@ -171,6 +171,13 @@ func UpdateToken(c *gin.Context) {
 		})
 		return
 	}
+	if len(token.Name) == 0 || len(token.Name) > 20 {
+		c.JSON(http.StatusOK, gin.H{
+			"success": false,
+			"message": "令牌名称长度必须在1-20之间",
+		})
+		return
+	}
 	cleanToken, err := model.GetTokenByIds(token.Id, userId)
 	if err != nil {
 		c.JSON(http.StatusOK, gin.H{