diff --git a/yudao-module-system/src/main/java/cn/iocoder/yudao/module/system/controller/admin/auth/AuthController.java b/yudao-module-system/src/main/java/cn/iocoder/yudao/module/system/controller/admin/auth/AuthController.java
index d9269470d..e41aee576 100644
--- a/yudao-module-system/src/main/java/cn/iocoder/yudao/module/system/controller/admin/auth/AuthController.java
+++ b/yudao-module-system/src/main/java/cn/iocoder/yudao/module/system/controller/admin/auth/AuthController.java
@@ -127,6 +127,8 @@ public class AuthController {
     @PostMapping("/sms-login")
     @PermitAll
     @Operation(summary = "使用短信验证码登录")
+    // 可按需开启限流：https://github.com/YunaiV/ruoyi-vue-pro/issues/851
+    // @RateLimiter(time = 60, count = 6, keyResolver = ExpressionRateLimiterKeyResolver.class, keyArg = "#reqVO.mobile")
     public CommonResult<AuthLoginRespVO> smsLogin(@RequestBody @Valid AuthSmsLoginReqVO reqVO) {
         return success(authService.smsLogin(reqVO));
     }