diff --git a/scripts/level_up_manager.gd b/scripts/level_up_manager.gd
index aa882cd..31699dd 100644
--- a/scripts/level_up_manager.gd
+++ b/scripts/level_up_manager.gd
@@ -62,7 +62,8 @@ func select_perk(perk):
 	_spawn_level_up_particles(get_node("/root/Game/World/Player").global_position)
 	perks.erase(perk)
 	if perk.archetype_slot != "":
-		perks = perks.filter(func(p): return p.archetype_slot != perk.archetype_slot)
+		for p in perks.filter(func(p): return p.archetype_slot == perk.archetype_slot):
+			perks.erase(p)
 	for child in $HBoxContainer.get_children():
 		child.animate_out()
 	var tween = create_tween()