diff --git a/mods/stairs/init.lua b/mods/stairs/init.lua
index 7688d905..be00d34b 100644
--- a/mods/stairs/init.lua
+++ b/mods/stairs/init.lua
@@ -12,6 +12,9 @@ stairs = {}
 minetest.register_alias("stairs:stair_pinewood", "stairs:stair_pine_wood")
 minetest.register_alias("stairs:slab_pinewood", "stairs:slab_pine_wood")
 
+-- https://git.tchncs.de/Illuna-Minetest/illuna/issues/4
+
+minetest.register_alias("moretrees:slab_acacia_planks", "stairs:slab_acacia_wood")   
 
 -- Get setting for replace ABM