diff --git a/mods/ENVIRONMENT/mcl_weather/skycolor.lua b/mods/ENVIRONMENT/mcl_weather/skycolor.lua
index 180a3f87..196bd79f 100644
--- a/mods/ENVIRONMENT/mcl_weather/skycolor.lua
+++ b/mods/ENVIRONMENT/mcl_weather/skycolor.lua
@@ -235,7 +235,7 @@ local initsky = function(player)
 	end
 
 	-- MC-style clouds: Layer 127, thickness 4, fly to the “West”
-	player:set_clouds({height=mcl_worlds.layer_to_y(127), speed={x=-2, y=0}, thickness=4, color="#FFF0FEF"})
+	player:set_clouds({height=mcl_worlds.layer_to_y(127), speed={x=-2, z=0}, thickness=4, color="#FFF0FEF"})
 end
 
 minetest.register_on_joinplayer(initsky)