diff --git a/src/mapgen/mapgen.lua b/src/mapgen/mapgen.lua
index 8915711..6c7a491 100644
--- a/src/mapgen/mapgen.lua
+++ b/src/mapgen/mapgen.lua
@@ -93,9 +93,9 @@ function mcl_better_end.mapgen.gen(minp, maxp, seed)
     local light_data = vm:get_light_data()
     local pr = PseudoRandom((seed + minp.x + maxp.z) / 3)
     
-    noise_size = {x = maxp.x-minp.x+1, y = maxp.y-minp.y+3, z = maxp.z-minp.z +1}
+    noise_size = {x = maxp.x-minp.x+1, y = maxp.y-minp.y+1, z = maxp.z-minp.z +1}
     perlin_map = minetest.get_perlin_map(np_perlin_3d, noise_size)
-    noise_map = perlin_map:get_3d_map({y=minp.x,x=minp.y-1,z=minp.z})
+    perlin_map:get_3d_map({y=minp.x,x=minp.y,z=minp.z})
 
     if minp.y > YMAX_biome then
         for y = minp.y, maxp.y do