diff --git a/include/ui/InputDispatcher.h b/include/ui/InputDispatcher.h
index 3599163..4955d47 100644
--- a/include/ui/InputDispatcher.h
+++ b/include/ui/InputDispatcher.h
@@ -183,6 +183,7 @@
         TYPE_INPUT_METHOD_DIALOG= FIRST_SYSTEM_WINDOW+12,
         TYPE_WALLPAPER          = FIRST_SYSTEM_WINDOW+13,
         TYPE_STATUS_BAR_PANEL   = FIRST_SYSTEM_WINDOW+14,
+        TYPE_SECURE_SYSTEM_OVERLAY = FIRST_SYSTEM_WINDOW+15,
         LAST_SYSTEM_WINDOW      = 2999,
     };