diff --git a/Src/Asp.Net/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs b/Src/Asp.Net/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs
index 59444ce11..354c6158d 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs
@@ -171,6 +171,7 @@ namespace SqlSugar
                         column.SerializeDateTimeFormat = sugarColumn.SerializeDateTimeFormat;
                         column.IsJson = sugarColumn.IsJson;
                         column.NoSerialize = sugarColumn.NoSerialize;
+                        column.DefaultValue = sugarColumn.DefaultValue;
                     }
                     else
                     {
diff --git a/Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs b/Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs
index 07b1d110a..3b0af737a 100644
--- a/Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs
+++ b/Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs
@@ -148,6 +148,15 @@ namespace SqlSugar
             get { return _IsJson; }
             set { _IsJson = value; }
         }
+
+
+        private string _DefaultValue;
+        public string DefaultValue
+        {
+            get { return _DefaultValue; }
+            set { _DefaultValue = value; }
+        }
+
     }
 
 }