diff --git a/code/game/objects/items/stacks/stack.dm b/code/game/objects/items/stacks/stack.dm
index 1bfa790961d..ddb24daf839 100644
--- a/code/game/objects/items/stacks/stack.dm
+++ b/code/game/objects/items/stacks/stack.dm
@@ -62,10 +62,6 @@
 	if (src && usr && usr.machine == src)
 		usr << browse(null, "window=stack")
 		usr.unset_machine()
-
-	recipes = null
-	build_type = null
-	synths = null
 	return ..()
 
 /obj/item/stack/update_icon()
diff --git a/code/modules/materials/material_sheets.dm b/code/modules/materials/material_sheets.dm
index bcc79ef52d4..847730f016f 100644
--- a/code/modules/materials/material_sheets.dm
+++ b/code/modules/materials/material_sheets.dm
@@ -50,10 +50,6 @@
 
 	matter = material.get_matter()
 
-/obj/item/stack/material/Destroy()
-	material = null
-	return ..()
-
 /obj/item/stack/material/get_material()
 	return material