diff --git a/Src/Asp.Net/SqlSugar/Realization/Sqlite/DbMaintenance/SqliteDbMaintenance.cs b/Src/Asp.Net/SqlSugar/Realization/Sqlite/DbMaintenance/SqliteDbMaintenance.cs
index c3b7d5d28..b9f7fc8c7 100644
--- a/Src/Asp.Net/SqlSugar/Realization/Sqlite/DbMaintenance/SqliteDbMaintenance.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/Sqlite/DbMaintenance/SqliteDbMaintenance.cs
@@ -366,8 +366,7 @@ namespace SqlSugar
                     //}
                     if (item.IsIdentity && !item.IsPrimarykey)
                     {
-                        item.IsPrimarykey = true;
-                        //Check.Exception(item.DataType == "integer", "Identity only integer type");
+                        Check.Exception(true, "Identity only primary key");
                     }
                 }
             }
diff --git a/Src/Asp.NetCore2/SqlSugar/Realization/Sqlite/DbMaintenance/SqliteDbMaintenance.cs b/Src/Asp.NetCore2/SqlSugar/Realization/Sqlite/DbMaintenance/SqliteDbMaintenance.cs
index 77018eb20..f39f63cbe 100644
--- a/Src/Asp.NetCore2/SqlSugar/Realization/Sqlite/DbMaintenance/SqliteDbMaintenance.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Realization/Sqlite/DbMaintenance/SqliteDbMaintenance.cs
@@ -410,8 +410,7 @@ namespace SqlSugar
                     //}
                     if (item.IsIdentity && !item.IsPrimarykey)
                     {
-                        item.IsPrimarykey = true;
-                        //Check.Exception(item.DataType == "integer", "Identity only integer type");
+                        Check.Exception(true, "Identity only primary key");
                     }
                 }
             }