diff --git a/src/Dibi/Drivers/SqlsrvDriver.php b/src/Dibi/Drivers/SqlsrvDriver.php
index 7619232f..29d4ccad 100644
--- a/src/Dibi/Drivers/SqlsrvDriver.php
+++ b/src/Dibi/Drivers/SqlsrvDriver.php
@@ -63,13 +63,15 @@ public function __construct(array $config)
 
 			sqlsrv_configure('WarningsReturnAsErrors', 0);
 			$this->connection = sqlsrv_connect($config['host'], $options);
-			sqlsrv_configure('WarningsReturnAsErrors', 1);
 		}
 
 		if (!is_resource($this->connection)) {
 			$info = sqlsrv_errors(SQLSRV_ERR_ERRORS);
 			throw new Dibi\DriverException($info[0]['message'], $info[0]['code']);
 		}
+		if (!isset($config['resource'])) {
+			sqlsrv_configure('WarningsReturnAsErrors', 1);
+		}
 		$this->version = sqlsrv_server_info($this->connection)['SQLServerVersion'];
 	}