diff -r ef32bf573d9c -r bd4bc1db4f40 server/src/app/Repositories/RdfDocumentRepository.php
--- a/server/src/app/Repositories/RdfDocumentRepository.php	Thu Sep 08 19:15:46 2016 +0200
+++ b/server/src/app/Repositories/RdfDocumentRepository.php	Thu Sep 22 12:38:24 2016 +0200
@@ -213,6 +213,7 @@
 
         try {
             foreach($doc->getDeltaList() as $delta) {
+                $this->sparqlClient->deleteWhere($delta->getDeleteWhere(), $delta->getUri());
                 $this->sparqlClient->delete($delta->getDeletedGraph());
                 $this->sparqlClient->add($delta->getAddedGraph());
             }