diff --git a/code/game/machinery/constructable_frame.dm b/code/game/machinery/constructable_frame.dm
index 701cf3fb92..aa5a7f8bea 100644
--- a/code/game/machinery/constructable_frame.dm
+++ b/code/game/machinery/constructable_frame.dm
@@ -20,15 +20,17 @@
 		switch(state)
 			if(1)
 				if(istype(P, /obj/item/weapon/cable_coil))
-					if(P:amount >= 5)
+					var/obj/item/weapon/cable_coil/C = P
+					if(C.amount >= 5)
 						playsound(src.loc, 'sound/items/Deconstruct.ogg', 50, 1)
 						user << "\blue You start to add cables to the frame."
 						if(do_after(user, 20))
-							P:amount -= 5
-							if(!P:amount) del(P)
-							user << "\blue You add cables to the frame."
-							state = 2
-							icon_state = "box_1"
+							if(C)
+								C.amount -= 5
+								if(!C.amount) del(C)
+								user << "\blue You add cables to the frame."
+								state = 2
+								icon_state = "box_1"
 				if(istype(P, /obj/item/weapon/wrench))
 					playsound(src.loc, 'sound/items/Ratchet.ogg', 75, 1)
 					user << "\blue You dismantle the frame"