diff --git a/Server/ReasnAPI/ReasnAPI/Models/DTOs/EventDto.cs b/Server/ReasnAPI/ReasnAPI/Models/DTOs/EventDto.cs
index d35c8120..00c00ff5 100644
--- a/Server/ReasnAPI/ReasnAPI/Models/DTOs/EventDto.cs
+++ b/Server/ReasnAPI/ReasnAPI/Models/DTOs/EventDto.cs
@@ -10,7 +10,7 @@ public class EventDto {
         public DateTime EndAt { get; set; }
         public DateTime CreatedAt { get; set; }
         public DateTime UpdatedAt { get; set; }
-        public string? Slug { get; set; }
+        public string Slug { get; set; } = null!;
         public int StatusId { get; set; }
         public List<TagDto>? Tags { get; set; }
     }