diff --git a/mods/lzr_levels/init.lua b/mods/lzr_levels/init.lua
index 025d454..2585668 100644
--- a/mods/lzr_levels/init.lua
+++ b/mods/lzr_levels/init.lua
@@ -145,7 +145,7 @@ function lzr_levels.clear_playfield(room_size)
 	for x=0, size.x do
 		local pos = vector.new(x,y,z)
 		pos = vector.add(pos, lzr_globals.PLAYFIELD_START)
-		if pos.y <= lzr_globals.WATER_LEVEL and (x > room_size.x or z > room_size.z) then
+		if pos.y <= lzr_globals.WATER_LEVEL and (x > room_size.x or y > room_size.y or z > room_size.z) then
 			table.insert(posses_water, pos)
 		else
 			table.insert(posses_air, pos)