diff --git a/php/RemoteDataCenter/RemoteParamManager.php b/php/RemoteDataCenter/RemoteParamManager.php
index 9d6658d..1e0cdc3 100644
--- a/php/RemoteDataCenter/RemoteParamManager.php
+++ b/php/RemoteDataCenter/RemoteParamManager.php
@@ -120,6 +120,7 @@ class RemoteParamManager
 		}
 		
 		$fillValue = $this->center->getParamFillValue();
+		
 		if (!$fillValue) 
 				$fillValue = null;
 				
@@ -130,8 +131,8 @@ class RemoteParamManager
 		$infoNode->appendChild($xml->createElement("si_conversion"));
 		$infoNode->appendChild($xml->createElement("fill_value", $fillValue));
 		$infoNode->appendChild($xml->createElement("ucd"));
-		$infoNode->appendChild($xml->createElement("dataset_id"));
-		$infoNode->appendChild($xml->createElement("instrument_id"));
+		$infoNode->appendChild($xml->createElement("dataset_id",strtolower($this->center->ViId)));
+		$infoNode->appendChild($xml->createElement("instrument_id",strtolower($this->center->baseID." ".$this->center->ViId)));
 		
 		$getNode = $xml->createElement("get");
 		$viNode = $xml->createElement("vi");
--
libgit2 0.21.2