diff --git a/SqlSugar/ExpressionsToSql/Common/SugarParameter.cs b/SqlSugar/ExpressionsToSql/Common/SugarParameter.cs
index 7da865c9b..353db9dd0 100644
--- a/SqlSugar/ExpressionsToSql/Common/SugarParameter.cs
+++ b/SqlSugar/ExpressionsToSql/Common/SugarParameter.cs
@@ -150,6 +150,10 @@ namespace SqlSugar
             get; set;
         }
 
+        /// <summary>
+        /// 如果类库是.NET 4.5请删除该属性
+        /// If the SqlSugar library is.NET 4.5, delete the property
+        /// </summary>
         public override DataRowVersion SourceVersion
         {
             get; set;