diff --git a/DapperWrapper/IDbExecutor.cs b/DapperWrapper/IDbExecutor.cs
index 065efc4..4440c42 100644
--- a/DapperWrapper/IDbExecutor.cs
+++ b/DapperWrapper/IDbExecutor.cs
@@ -1,6 +1,7 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Data;
+using Dapper;
 
 namespace DapperWrapper
 {
@@ -28,5 +29,12 @@ IEnumerable<T> Query<T>(
             bool buffered = true,
             int? commandTimeout = default(int?),
             CommandType? commandType = default(CommandType?));
+            
+            SqlMapper.GridReader QueryMultiple(
+            string sql,
+            object param = null,
+            IDbTransaction transaction = null,
+            int? commandTimeout = default(int?),
+            CommandType? commandType = default(CommandType?));
     }
-}
\ No newline at end of file
+}