diff --git a/code/game/objects/items/stacks/sheets/mineral.dm b/code/game/objects/items/stacks/sheets/mineral.dm
index a88c13415fb..61eb42d6ca4 100644
--- a/code/game/objects/items/stacks/sheets/mineral.dm
+++ b/code/game/objects/items/stacks/sheets/mineral.dm
@@ -46,7 +46,7 @@ var/global/list/datum/stack_recipe/sandstone_recipes = list ( \
 	materials = list(MAT_GLASS=MINERAL_MATERIAL_AMOUNT)
 	sheettype = "sandstone"
 
-/obj/item/stack/sheet/mineral/sandstone/New(var/loc, var/amount=null)
+/obj/item/stack/sheet/mineral/sandstone/Initialize(mapload, new_amount, merge = TRUE)
 	recipes = sandstone_recipes
 	pixel_x = rand(0,4)-4
 	pixel_y = rand(0,4)-4
diff --git a/code/game/objects/items/stacks/tiles/light.dm b/code/game/objects/items/stacks/tiles/light.dm
index 682060e0b6a..3e9117cbdfb 100644
--- a/code/game/objects/items/stacks/tiles/light.dm
+++ b/code/game/objects/items/stacks/tiles/light.dm
@@ -8,7 +8,7 @@
 	turf_type = /turf/open/floor/light
 	var/state = 0
 
-/obj/item/stack/tile/light/New(var/loc, var/amount=null)
+/obj/item/stack/tile/light/Initialize(mapload, new_amount, merge = TRUE)
 	..()
 	if(prob(5))
 		state = 3 //broken
diff --git a/code/modules/mining/machine_redemption.dm b/code/modules/mining/machine_redemption.dm
index 49b5a7a7710..2928857f2bb 100644
--- a/code/modules/mining/machine_redemption.dm
+++ b/code/modules/mining/machine_redemption.dm
@@ -232,7 +232,7 @@
 			if(!(text2path(href_list["release"]) in stack_list))
 				return
 			var/obj/item/stack/sheet/inp = stack_list[text2path(href_list["release"])]
-			var/obj/item/stack/sheet/out = new inp.type(src,merge=FALSE)
+			var/obj/item/stack/sheet/out = new inp.type(src, 0, FALSE)
 			var/desired = input("How many sheets?", "How many sheets to eject?", 1) as null|num
 			out.amount = round(min(desired,50,inp.amount))
 			if(out.amount)