diff --git a/code/modules/crafting/recipes.dm b/code/modules/crafting/recipes.dm
index 387c2695c7..40766df471 100644
--- a/code/modules/crafting/recipes.dm
+++ b/code/modules/crafting/recipes.dm
@@ -691,7 +691,7 @@
 	result = /obj/item/storage/briefcase/crafted
 	time = 35
 	tools = list(TOOL_WIRECUTTER)
-	reqs = list(/obj/item/stack/sheet/cardboard = 1.
+	reqs = list(/obj/item/stack/sheet/cardboard = 1,
 				/obj/item/stack/sheet/cloth = 2,
 				/obj/item/stack/sheet/leather = 5)
 	category = CAT_CLOTHING