diff --git a/Src/Asp.Net/SqlSugar/Abstract/DbBindProvider/DbBindAccessory.cs b/Src/Asp.Net/SqlSugar/Abstract/DbBindProvider/DbBindAccessory.cs
index dc2376220..3c6baa4a4 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/DbBindProvider/DbBindAccessory.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/DbBindProvider/DbBindAccessory.cs
@@ -328,7 +328,7 @@ namespace SqlSugar
             }
             else
             {
-                result.Add((T)Convert.ChangeType(value, UtilMethods.GetUnderType(type)));
+                result.Add((T)UtilMethods.ChangeType2(value, type));
             }
         }
     }