diff --git a/Src/Asp.NetCore2/SqlSugar/Realization/SqlServer/DbMaintenance/SqlServerDbMaintenance.cs b/Src/Asp.NetCore2/SqlSugar/Realization/SqlServer/DbMaintenance/SqlServerDbMaintenance.cs
index 88bb8dc40..50740859e 100644
--- a/Src/Asp.NetCore2/SqlSugar/Realization/SqlServer/DbMaintenance/SqlServerDbMaintenance.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Realization/SqlServer/DbMaintenance/SqlServerDbMaintenance.cs
@@ -660,14 +660,14 @@ AND syscomments.text LIKE '%"+tableName+"%'");
                                             name = N'{0}',
                                             filename = N'{1}\{0}.mdf',
                                             size = 10mb,
-                                            maxsize = 100mb,
+                                            maxsize = 5000mb,
                                             filegrowth = 1mb
                                         ),
                                         (
                                             name = N'{0}_ndf',   
                                             filename = N'{1}\{0}.ndf',
                                             size = 10mb,
-                                            maxsize = 100mb,
+                                            maxsize = 5000mb,
                                              filegrowth = 10mb
                                         )
                                         log on