diff --git a/ZR.Admin.WebApi/Controllers/System/SysLoginController.cs b/ZR.Admin.WebApi/Controllers/System/SysLoginController.cs
index a64ec93..587ddc1 100644
--- a/ZR.Admin.WebApi/Controllers/System/SysLoginController.cs
+++ b/ZR.Admin.WebApi/Controllers/System/SysLoginController.cs
@@ -73,7 +73,7 @@ namespace ZR.Admin.WebApi.Controllers.System
             if (loginBody == null) { throw new CustomException("请求参数错误"); }
             loginBody.LoginIP = HttpContextExtension.GetClientUserIp(HttpContext);
             SysConfig sysConfig = sysConfigService.GetSysConfigByKey("sys.account.captchaOnOff");
-            if (sysConfig?.ConfigValue != "off" && SecurityCodeHelper.Validate(loginBody.Uuid, loginBody.Code))
+            if (sysConfig?.ConfigValue != "off" && !SecurityCodeHelper.Validate(loginBody.Uuid, loginBody.Code))
             {
                 return ToResponse(ResultCode.CAPTCHA_ERROR, "验证码错误");
             }
@@ -198,7 +198,7 @@ namespace ZR.Admin.WebApi.Controllers.System
                 return ToResponse(ResultCode.CUSTOM_ERROR, "当前系统没有开启注册功能！");
             }
             SysConfig sysConfig = sysConfigService.GetSysConfigByKey("sys.account.captchaOnOff");
-            if (sysConfig?.ConfigValue != "off" && SecurityCodeHelper.Validate(dto.Uuid, dto.Code))
+            if (sysConfig?.ConfigValue != "off" && !SecurityCodeHelper.Validate(dto.Uuid, dto.Code))
             {
                 return ToResponse(ResultCode.CAPTCHA_ERROR, "验证码错误");
             }