diff --git a/Src/Asp.NetCore2/SqlSugar/Realization/Kdbndp/DbMaintenance/KdbndpDbMaintenance.cs b/Src/Asp.NetCore2/SqlSugar/Realization/Kdbndp/DbMaintenance/KdbndpDbMaintenance.cs
index ac48bb56f..2f190a8fe 100644
--- a/Src/Asp.NetCore2/SqlSugar/Realization/Kdbndp/DbMaintenance/KdbndpDbMaintenance.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Realization/Kdbndp/DbMaintenance/KdbndpDbMaintenance.cs
@@ -113,13 +113,17 @@ namespace SqlSugar
         {
             get
             {
+                if (IsSqlServerModel()) 
+                {
+                    return "ALTER TABLE {0} ADD  {1} {2}{3} {4} {5} {6}";
+                }
                 return "ALTER TABLE {0} ADD COLUMN {1} {2}{3} {4} {5} {6}";
             }
         }
         protected override string AlterColumnToTableSql
         {
             get
-            {
+            { 
                 return "alter table {0} ALTER COLUMN {1} {2}{3} {4} {5} {6}";
             }
         }
diff --git a/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec b/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
index 14fd41682..68d4071fb 100644
--- a/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
+++ b/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
@@ -2,7 +2,7 @@
 <package >
   <metadata>
     <id>SqlSugarCore</id>
-    <version>5.1.4.176</version>
+    <version>5.1.4.177-preview02</version>
     <authors>sunkaixuan</authors>
     <owners>果糖大数据科技</owners>
     <licenseUrl>http://www.apache.org/licenses/LICENSE-2.0.html</licenseUrl>