diff --git a/init.lua b/init.lua
index e69db6a..9102a95 100644
--- a/init.lua
+++ b/init.lua
@@ -1,5 +1,11 @@
 local modpath = minetest.get_modpath(minetest.get_current_modname())
+
 dofile(modpath.."/api.lua")
-dofile(modpath.."/behavior.lua")
+
+if minetest.settings:get_bool("large_slugs_do_behavior", true) then
+	dofile(modpath.."/behavior.lua")
+end
+
 dofile(modpath.."/slugs.lua")
+
 dofile(modpath.."/mapgen.lua")