diff --git a/www/manager/form/ControllerSelector.js b/www/manager/form/ControllerSelector.js
index 88a176db..34e5e2f5 100644
--- a/www/manager/form/ControllerSelector.js
+++ b/www/manager/form/ControllerSelector.js
@@ -5,7 +5,7 @@ Ext.define('PVE.form.ControllerSelector', {
     statics: {
 	maxIds: {
 	    ide: 3,
-	    virtio: 5,
+	    virtio: 15,
 	    scsi: 13
 	}
     },