diff --git a/IRaCIS.Core.Domain/Reading/ReadingCriterion/ReadingQuestionCriterionTrial.cs b/IRaCIS.Core.Domain/Reading/ReadingCriterion/ReadingQuestionCriterionTrial.cs
index 491555839..3b6f6ef6a 100644
--- a/IRaCIS.Core.Domain/Reading/ReadingCriterion/ReadingQuestionCriterionTrial.cs
+++ b/IRaCIS.Core.Domain/Reading/ReadingCriterion/ReadingQuestionCriterionTrial.cs
@@ -190,7 +190,7 @@ public class ReadingQuestionCriterionTrial : BaseAddAuditEntity
     /// 默认SegmentName
     /// </summary>
     [MaxLength]
-    public DefaultSegmentNameDto DefaultSegmentName { get; set; } = new DefaultSegmentNameDto();
+    public DefaultSegmentNameDto DefaultSegmentName { get; set; } = new DefaultSegmentNameDto() { SegmentNameList = new List<string> { "Segment" } };
 
     /// <summary>
     /// 定圆工具默认半径
@@ -248,5 +248,5 @@ public class DefaultSegmentNameDto
 {
     public string SegmentationName { get; set; } = "Segmentation";
 
-    public List<string> SegmentNameList { get; set; }= new List<string>() { "Segment" };
+    public List<string> SegmentNameList { get; set; }
 }
\ No newline at end of file
diff --git a/IRaCIS.Core.Infra.EFCore/Context/IRaCISDBContext.cs b/IRaCIS.Core.Infra.EFCore/Context/IRaCISDBContext.cs
index 7beb13475..3d787a790 100644
--- a/IRaCIS.Core.Infra.EFCore/Context/IRaCISDBContext.cs
+++ b/IRaCIS.Core.Infra.EFCore/Context/IRaCISDBContext.cs
@@ -1,4 +1,4 @@
-using IRaCIS.Core.Domain.BaseModel;
+using IRaCIS.Core.Domain.BaseModel;
 using IRaCIS.Core.Domain.Models;
 using IRaCIS.Core.Infra.EFCore.Common;
 using IRaCIS.Core.Infrastructure.Encryption;
@@ -106,7 +106,7 @@ public class IRaCISDBContext : DbContext
             //默认SegmentName
             entity.Property(e => e.DefaultSegmentName).HasConversion(
                 v => v == null ? null : JsonConvert.SerializeObject(v),
-                v => string.IsNullOrEmpty(v) ? new DefaultSegmentNameDto() : JsonConvert.DeserializeObject<DefaultSegmentNameDto>(v)
+                v => string.IsNullOrEmpty(v) ? new DefaultSegmentNameDto() { SegmentNameList = new List<string> { "Segment" } } : JsonConvert.DeserializeObject<DefaultSegmentNameDto>(v)
             );
         });