diff --git a/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/DbBind/PostgreSQLDbBind.cs b/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/DbBind/PostgreSQLDbBind.cs
index 68457a943..0eff57343 100644
--- a/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/DbBind/PostgreSQLDbBind.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/DbBind/PostgreSQLDbBind.cs
@@ -87,7 +87,8 @@ namespace SqlSugar
                     new KeyValuePair<string, CSharpDataType>("int4",CSharpDataType.@int), 
                     new KeyValuePair<string, CSharpDataType>("serial",CSharpDataType.@int),
                     new KeyValuePair<string, CSharpDataType>("integer",CSharpDataType.@int),
-                    new KeyValuePair<string, CSharpDataType>("int8",CSharpDataType.@long), 
+                    new KeyValuePair<string, CSharpDataType>("int8",CSharpDataType.@long),
+                    new KeyValuePair<string, CSharpDataType>("long",CSharpDataType.@long),
                     new KeyValuePair<string, CSharpDataType>("bigint",CSharpDataType.@long),
                     new KeyValuePair<string, CSharpDataType>("float4",CSharpDataType.@float),
                     new KeyValuePair<string, CSharpDataType>("float4",CSharpDataType.Single),