diff --git a/Src/CodeSpirit.ExamApi/Dtos/ExamPaper/GenerateRandomExamPaperDto.cs b/Src/CodeSpirit.ExamApi/Dtos/ExamPaper/GenerateRandomExamPaperDto.cs
index adf18a7330d0c7debe77d474edbf309a6dd0d7f9..88724ba50d6bdbb122503a65012f5387682b09cc 100644
--- a/Src/CodeSpirit.ExamApi/Dtos/ExamPaper/GenerateRandomExamPaperDto.cs
+++ b/Src/CodeSpirit.ExamApi/Dtos/ExamPaper/GenerateRandomExamPaperDto.cs
@@ -89,7 +89,9 @@ public class GenerateRandomExamPaperDto
         Cascade = true,
         ShowOutline = true,
         LabelField = "name",
-        ValueField = "id"
+        ValueField = "id",
+        JoinValues = false,
+        ExtractValue = true
     )]
     public List<long> CategoryIds { get; set; }
 }
diff --git a/Src/CodeSpirit.ExamApi/Dtos/Question/CreateQuestionDto.cs b/Src/CodeSpirit.ExamApi/Dtos/Question/CreateQuestionDto.cs
index d0cacddc5eb13f3157c8d03eb6d2ec77e4b44e77..01d4b3c1469f3a1ae5af5144be3aaaa24f1ae1ad 100644
--- a/Src/CodeSpirit.ExamApi/Dtos/Question/CreateQuestionDto.cs
+++ b/Src/CodeSpirit.ExamApi/Dtos/Question/CreateQuestionDto.cs
@@ -41,7 +41,8 @@ public class CreateQuestionDto
         Addable = true,
         Removable = true,
         Draggable = true,
-        MaxLength = 10
+        MaxLength = 10,
+        VisibleOn = "type != 3"
     )]
     public List<string> Options { get; set; } = [];