diff --git a/src/mapgen_v6.lua b/src/mapgen_v6.lua
index dc9ce00..c33e2f3 100644
--- a/src/mapgen_v6.lua
+++ b/src/mapgen_v6.lua
@@ -355,21 +355,9 @@ minetest.register_on_generated(function(minp, maxp, seed)
 
 	local param2s
 	if num ~= 1 then
-		local unwanteds,u = {},1
-		for n,i in pairs(snow_tab) do
-			local p = area:index(i[3], i[1]+1, i[2])
-			if data[p] == c.air then
-				-- set snow
-				data[p] = c.snow
-			else
-				unwanteds[u] = n
-				u = u+1
-			end
-		end
-		if u ~= 1 then
-			for _,n in pairs(unwanteds) do
-				snow_tab[n] = nil
-			end
+		for _,i in pairs(snow_tab) do
+			-- set snow
+			data[area:index(i[3], i[1]+1, i[2])] = c.snow
 		end
 		local wsz, wsx
 		for _,i in pairs(snow_tab) do