diff --git a/src/plasma/data/servicetypes/plasma-applet.desktop b/src/plasma/data/servicetypes/plasma-applet.desktop
index cb17723b5..4e8843a4f 100644
--- a/src/plasma/data/servicetypes/plasma-applet.desktop
+++ b/src/plasma/data/servicetypes/plasma-applet.desktop
@@ -31,4 +31,8 @@ Type=QStringList
 [PropertyDef::X-Plasma-DropUrlPatterns]
 Type=QStringList
 
+[PropertyDef::X-Plasma-NotificationArea]
+Type=bool
 
+[PropertyDef::X-Plasma-DBusActivationService]
+Type=QString