diff --git a/3d_armor/init.lua b/3d_armor/init.lua
index 7a85c4b..146d3e8 100644
--- a/3d_armor/init.lua
+++ b/3d_armor/init.lua
@@ -264,7 +264,7 @@ minetest.register_on_player_hpchange(function(player, hp_change)
 				local heal = def.groups["armor_heal"] or 0
 				local item = stack:get_name()
 				stack:add_wear(use)
-				armor:set_inventory_stack("armor", i, stack)
+				armor:set_inventory_stack(player, i, stack)
 				state = state + stack:get_wear()
 				items = items + 1
 				if stack:get_count() == 0 then