diff --git a/mods/ITEMS/mcl_beacons/init.lua b/mods/ITEMS/mcl_beacons/init.lua
index 0bd3ed61d5..0ddd716649 100644
--- a/mods/ITEMS/mcl_beacons/init.lua
+++ b/mods/ITEMS/mcl_beacons/init.lua
@@ -159,7 +159,7 @@ local function globalstep_function(pos,player)
     else
         local colorblock = minetest.get_node({x=pos.x,y=pos.y+1,z=pos.z})
         local obstructed = false
-        for y=pos.y+1, pos.y+200 do
+        for y=pos.y+1, pos.y+170 do
 
             local nodename = minetest.get_node({x=pos.x,y=y, z = pos.z}).name
             if nodename ~= "mcl_core:bedrock" and nodename ~= "air" and nodename ~= "mcl_core:void" and nodename ~= "ignore" then --ignore means not loaded, let's just assume that's air