diff --git a/code/game/machinery/autoclave.dm b/code/game/machinery/autoclave.dm
index 20f13f97403..79d5fef78c8 100644
--- a/code/game/machinery/autoclave.dm
+++ b/code/game/machinery/autoclave.dm
@@ -145,7 +145,7 @@
 		to_chat(user, SPAN_WARNING("The door on [src] is closed!"))
 		return ITEM_INTERACT_COMPLETE
 
-	if(used.w_class > WEIGHT_CLASS_NORMAL)
+	if(used.w_class > WEIGHT_CLASS_NORMAL && !istype(used, /obj/item/storage/surgical_tray))
 		to_chat(user, SPAN_WARNING("[used] is too big to fit in [src]."))
 		return ITEM_INTERACT_COMPLETE