diff --git a/code/modules/modular_computers/hardware/nano_printer.dm b/code/modules/modular_computers/hardware/nano_printer.dm
index ada1a6979e..665b855f4f 100644
--- a/code/modules/modular_computers/hardware/nano_printer.dm
+++ b/code/modules/modular_computers/hardware/nano_printer.dm
@@ -31,14 +31,15 @@
 	if(paper_title)
 		P.name = paper_title
 	P.update_icon()
-	P.fields = count_fields(P.info, P.fields)
+	P.fields = count_fields(P.info)
 	P.updateinfolinks()
 
 	stored_paper--
 	return 1
 
-/obj/item/weapon/computer_hardware/nano_printer/proc/count_fields(var/info, var/fields)
+/obj/item/weapon/computer_hardware/nano_printer/proc/count_fields(var/info)
 //Count the fields. This is taken directly from paper.dm, /obj/item/weapon/paper/proc/parsepencode(). -Hawk_v3
+	var/fields = 0
 	var/t = info
 	var/laststart = 1
 	while(1)