diff --git a/AsbCloudApp/Data/MapPointBaseDto.cs b/AsbCloudApp/Data/MapPointBaseDto.cs
index f4580983..2a3a7ff0 100644
--- a/AsbCloudApp/Data/MapPointBaseDto.cs
+++ b/AsbCloudApp/Data/MapPointBaseDto.cs
@@ -11,7 +11,7 @@
         /// <summary>
         /// Название
         /// </summary>
-        public string Caption { get; set; } = string.Empty;
+        public string Caption { get; set; } = null!;
 
         /// <inheritdoc/>
         public double? Latitude { get; set; }
diff --git a/AsbCloudApp/Data/MessageDto.cs b/AsbCloudApp/Data/MessageDto.cs
index a8b982c2..b8d930c5 100644
--- a/AsbCloudApp/Data/MessageDto.cs
+++ b/AsbCloudApp/Data/MessageDto.cs
@@ -28,7 +28,7 @@ namespace AsbCloudApp.Data
         /// <summary>
         /// пользователь панели оператора
         /// </summary>
-        public string User { get; set; } = null!;
+        public string? User { get; set; }
 
         /// <summary>
         /// текст сообщения