diff --git a/mods/mg/init.lua b/mods/mg/init.lua
index 078d7ae..8780ea1 100644
--- a/mods/mg/init.lua
+++ b/mods/mg/init.lua
@@ -22,7 +22,7 @@
 
 -- disable all mapgens
 minetest.register_on_mapgen_init(function(parms)
-	minetest.set_mapgen_params({mgname = "singlenode"})
+	minetest.set_mapgen_setting("mgname", "singlenode", true)
 end)
 
 minetest.register_on_generated(function(minp, maxp)