diff --git a/htdocs/admin/knowledgemanagement.php b/htdocs/admin/knowledgemanagement.php
index 10ee2610079..731f703f1cd 100644
--- a/htdocs/admin/knowledgemanagement.php
+++ b/htdocs/admin/knowledgemanagement.php
@@ -77,10 +77,10 @@ include DOL_DOCUMENT_ROOT.'/core/actions_setmoduleoptions.inc.php';
 
 if ($action == 'updateMask') {
 	$maskconst = GETPOST('maskconst', 'aZ09');
-	$maskorder = GETPOST('maskorder', 'alpha');
+	$maskdata = GETPOST('maskKnowledgeRecord', 'alpha');
 
 	if ($maskconst && preg_match('/_MASK$/', $maskconst)) {
-		$res = dolibarr_set_const($db, $maskconst, $maskorder, 'chaine', 0, '', $conf->entity);
+		$res = dolibarr_set_const($db, $maskconst, $maskdata, 'chaine', 0, '', $conf->entity);
 		if (!($res > 0)) {
 			$error++;
 		}
@@ -404,11 +404,11 @@ foreach ($myTmpObjects as $myTmpObjectKey => $myTmpObjectArray) {
 								print '</td>'."\n";
 
 								print '<td class="center">';
-								$constforvar = 'KNOWLEDGEMANAGEMENT_'.strtoupper($myTmpObjectKey).'_ADDON';
+								$constforvar = 'KNOWLEDGEMANAGEMENT_'.strtoupper($myTmpObjectArray['class']).'_ADDON';
 								if (getDolGlobalString($constforvar) == $file) {
 									print img_picto($langs->trans("Activated"), 'switch_on');
 								} else {
-									print '<a href="'.$_SERVER["PHP_SELF"].'?action=setmod&token='.newToken().'&object='.strtolower($myTmpObjectKey).'&value='.urlencode($file).'">';
+									print '<a href="'.$_SERVER["PHP_SELF"].'?action=setmod&token='.newToken().'&object='.strtolower($myTmpObjectArray['class']).'&value='.urlencode($file).'">';
 									print img_picto($langs->trans("Disabled"), 'switch_off');
 									print '</a>';
 								}