diff --git a/build.lua b/build.lua
index 548de84..0e8280d 100644
--- a/build.lua
+++ b/build.lua
@@ -2,7 +2,7 @@ args = {...}
 intLength = args[1]
 intHeight = args[2]
 for i=0, intHeight do
-    turtle.PlaceDown()
+    turtle.placeDown()
     for j=0, intLength-1 do
         turtle.forward()
         turtle.placeDown()