diff --git a/std/tray.c b/std/tray.c
index 51319c6..2ee8511 100644
--- a/std/tray.c
+++ b/std/tray.c
@@ -23,6 +23,8 @@
 inherit "/std/thing/language";
 inherit "/std/container/light";
 inherit "/std/container/restrictions";
+inherit "/std/container/vitems";
+inherit "/std/container/items";
 inherit "/std/tray/description";
 inherit "/std/thing/envchk";
 inherit "/std/container/items";
@@ -52,5 +54,6 @@
 void reset()
 {
   items::reset();
+  vitems::reset();
   envchk::reset();
 }