diff --git a/MotorPlant/MotorPlantBusinessLogic/BusinessLogic/ClientLogic.cs b/MotorPlant/MotorPlantBusinessLogic/BusinessLogic/ClientLogic.cs
index 6f7f230..c2b5895 100644
--- a/MotorPlant/MotorPlantBusinessLogic/BusinessLogic/ClientLogic.cs
+++ b/MotorPlant/MotorPlantBusinessLogic/BusinessLogic/ClientLogic.cs
@@ -97,7 +97,7 @@ namespace MotorPlantBusinessLogic.BusinessLogics
             {
                 throw new ArgumentNullException("Не указана валидная почта", nameof(model.Email));
             }
-            if (string.IsNullOrEmpty(model.Password))
+            if (string.IsNullOrEmpty(model.Password) || !Regex.IsMatch(model.Password, @"^(?=.*[A-Za-z])(?=.*\d)(?=.*[^A-Za-z0-9\n]).{10,50}$"))
             {
                 throw new ArgumentNullException("Не указан правильный пароль", nameof(model.Password));
             }