diff --git a/init.lua b/init.lua
index 7b5a16d..7b15e05 100644
--- a/init.lua
+++ b/init.lua
@@ -2,6 +2,13 @@ returnmirror = {}
 returnmirror.cost_teleport = 100
 returnmirror.cost_set = 20
 
+if tonumber(minetest.setting_get("returnmirror_cost_teleport")) ~= nil then
+	returnmirror.cost_teleport = tonumber(minetest.setting_get("returnmirror_cost_teleport"))
+end
+if tonumber(minetest.setting_get("returnmirror_cost_set")) ~= nil then
+	returnmirror.cost_set = tonumber(minetest.setting_get("returnmirror_cost_set"))
+end
+
 if minetest.get_modpath("mana") ~= nil then
 	returnmirror.mana = true
 else