diff --git a/mods/hades_mapgen/init.lua b/mods/hades_mapgen/init.lua
index b39c0d6..426170e 100644
--- a/mods/hades_mapgen/init.lua
+++ b/mods/hades_mapgen/init.lua
@@ -42,10 +42,11 @@ minetest.register_alias("mapgen_stair_sandstone_block", "stairs:stair_stone")
 minetest.register_alias("mapgen_stair_desert_stone", "stairs:stair_stone")
 
 if minetest.get_mapgen_setting("mg_name") ~= "singlenode" then
-	minetest.set_mapgen_setting("mg_name", "v6")
-	minetest.set_mapgen_setting("mg_flags", "nodungeons,notrees,caves,nodecorations,nobiomes")
-	minetest.set_mapgen_setting("mgv6_spflags", "nomudflow,nosnowbiomes,notrees,nojungles")
-	minetest.set_mapgen_setting("water_level", "-5")
+	-- Warning: override_meta set to `true`. Tread carefully when changing the parameter values.
+	minetest.set_mapgen_setting("mg_name", "v6", true)
+	minetest.set_mapgen_setting("mg_flags", "nodungeons,notrees,caves,nodecorations,nobiomes", true)
+	minetest.set_mapgen_setting("mgv6_spflags", "nomudflow,nosnowbiomes,notrees,nojungles", true)
+	minetest.set_mapgen_setting("water_level", "-5", true)
 end
 
 --