diff --git a/map_formspec.lua b/map_formspec.lua
index a766da6..c207284 100644
--- a/map_formspec.lua
+++ b/map_formspec.lua
@@ -81,7 +81,7 @@ local function generate_map(data, x, y, w, h, player_x, player_y, detail, map_sc
 
                 if biome then
                     local depth = math.min(math.max(math.floor(height / 8), -8), 0) * -1
-                    height = math.max(math.min(math.floor(height / 4), 8), 0)
+                    height = math.max(math.min(math.floor(height / (math.max(map_scale * 0.5, 1) + 4)), 8), 0)
 
                     local mod = "";
                     if height > 0 then