diff --git a/code/game/machinery/_machinery.dm b/code/game/machinery/_machinery.dm
index 30a252de385..423a2a16b55 100644
--- a/code/game/machinery/_machinery.dm
+++ b/code/game/machinery/_machinery.dm
@@ -413,6 +413,10 @@
 /obj/machinery/proc/close_machine(atom/movable/target, density_to_set = TRUE)
 	state_open = FALSE
 	set_density(density_to_set)
+	if (!density)
+		update_appearance()
+		return
+
 	if(!target)
 		for(var/atom in loc)
 			if (!(can_be_occupant(atom)))