diff --git a/code/game/objects/items/stacks/stack.dm b/code/game/objects/items/stacks/stack.dm
index b9f7c8670db..1df89067b4a 100644
--- a/code/game/objects/items/stacks/stack.dm
+++ b/code/game/objects/items/stacks/stack.dm
@@ -321,7 +321,7 @@
 		return FALSE
 	amount -= used
 	if(check && zero_amount())
-		return FALSE
+		return TRUE
 	if(length(mats_per_unit))
 		var/temp_materials = custom_materials.Copy()
 		for(var/i in mats_per_unit)