diff --git a/Src/Asp.Net/SqlSugar/Realization/MySql/DbMaintenance/MySqlDbMaintenance.cs b/Src/Asp.Net/SqlSugar/Realization/MySql/DbMaintenance/MySqlDbMaintenance.cs
index 6dd9d414f..06fbf180d 100644
--- a/Src/Asp.Net/SqlSugar/Realization/MySql/DbMaintenance/MySqlDbMaintenance.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/MySql/DbMaintenance/MySqlDbMaintenance.cs
@@ -430,7 +430,7 @@ namespace SqlSugar
             {
                 defaultValue = "";
             }
-            if (defaultValue.ToLower().IsIn("now()", "current_timestamp"))
+            if (defaultValue.ToLower().IsIn("now()", "current_timestamp")|| defaultValue.ToLower().Contains("current_timestamp"))
             {
                 string template = "ALTER table {0} CHANGE COLUMN {1} {1} {3} default {2}";
                 var dbColumnInfo = this.Context.DbMaintenance.GetColumnInfosByTableName(tableName).First(it => it.DbColumnName.Equals(columnName, StringComparison.CurrentCultureIgnoreCase));