diff --git a/plugins/ktcore/admin/documentFieldsv2.php b/plugins/ktcore/admin/documentFieldsv2.php
index 5ab17b0..d5b5b44 100644
--- a/plugins/ktcore/admin/documentFieldsv2.php
+++ b/plugins/ktcore/admin/documentFieldsv2.php
@@ -373,7 +373,7 @@ class KTDocumentFieldDispatcher extends KTAdminDispatcher {
             // delink it from all doctypes.            
             $aTypes = $this->oFieldset->getAssociatedTypes();
             foreach ($aTypes as $oType) {
-                $res = KTMetadataUtil::removeSetsFromDocumentType($oType, $oFieldset->getId());
+                $res = KTMetadataUtil::removeSetsFromDocumentType($oType, $this->oFieldset->getId());
                 if (PEAR::isError($res)) {
                     $this->errorRedirectTo('edit', _kt('Could not save fieldset changes'));
                     exit(0);