diff --git a/code/game/objects/items/stacks/sheets/sheet_types.dm b/code/game/objects/items/stacks/sheets/sheet_types.dm
index 0eefb88417..7ddda0a871 100644
--- a/code/game/objects/items/stacks/sheets/sheet_types.dm
+++ b/code/game/objects/items/stacks/sheets/sheet_types.dm
@@ -790,6 +790,7 @@ new /datum/stack_recipe("paper frame door", /obj/structure/mineral_door/paperfra
 /obj/item/stack/sheet/cotton
 	name = "raw cotton bundle"
 	desc = "A bundle of raw cotton ready to be spun on the loom."
+	max_amount = 80
 	singular_name = "raw cotton ball"
 	icon_state = "sheet-cotton"
 	is_fabric = TRUE
@@ -809,6 +810,7 @@ new /datum/stack_recipe("paper frame door", /obj/structure/mineral_door/paperfra
 /obj/item/stack/sheet/cotton/durathread
 	name = "raw durathread bundle"
 	desc = "A bundle of raw durathread ready to be spun on the loom."
+	max_amount = 80
 	singular_name = "raw durathread ball"
 	icon_state = "sheet-durathreadraw"
 	merge_type = /obj/item/stack/sheet/cotton/durathread