diff --git a/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/DbBind/PostgreSQLDbBind.cs b/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/DbBind/PostgreSQLDbBind.cs
index 273477475..25dc14127 100644
--- a/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/DbBind/PostgreSQLDbBind.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/DbBind/PostgreSQLDbBind.cs
@@ -38,7 +38,7 @@ namespace SqlSugar
             {
                 csharpTypeName = csharpTypeName.Replace("mssql_", "");
             }
-            else if (csharpTypeName?.StartsWith("sys.") == true && this.Context.CurrentConnectionConfig?.MoreSettings?.DatabaseModel == DbType.Vastbase)
+            else if (csharpTypeName?.StartsWith("sys.") == true)
             {
                 csharpTypeName = csharpTypeName.Replace("sys.", "");
             }
diff --git a/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec b/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
index 6674c2f93..2da0b7948 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-preview21</version>
+    <version>5.1.4.176-preview22</version>
     <authors>sunkaixuan</authors>
     <owners>果糖大数据科技</owners>
     <licenseUrl>http://www.apache.org/licenses/LICENSE-2.0.html</licenseUrl>