diff --git a/code/game/objects/structures/inflatable.dm b/code/game/objects/structures/inflatable.dm
index 08cb723fa46..01115cf038b 100644
--- a/code/game/objects/structures/inflatable.dm
+++ b/code/game/objects/structures/inflatable.dm
@@ -216,8 +216,8 @@
 	desc = "Contains inflatable walls and doors."
 	icon_state = "inf_box"
 	item_state = "syringe_kit"
-	max_combined_w_class = 21
 	w_class = WEIGHT_CLASS_NORMAL
+	can_hold = list(/obj/item/inflatable)
 
 /obj/item/storage/briefcase/inflatable/New()
 	..()