diff --git a/binaries/data/mods/public/maps/random/rmgen/library.js b/binaries/data/mods/public/maps/random/rmgen/library.js
index 4a99763d6c..21c59f3e46 100644
--- a/binaries/data/mods/public/maps/random/rmgen/library.js
+++ b/binaries/data/mods/public/maps/random/rmgen/library.js
@@ -232,14 +232,14 @@ function paintTileClassBasedOnHeight(minHeight, maxHeight, mode, tileClass)
 {
 	createArea(
 		new HeightPlacer(mode, minHeight, maxHeight),
-		new TileClassPainter(getTileClass(tileClass)));
+		new TileClassPainter(tileClass));
 }
 
 function unPaintTileClassBasedOnHeight(minHeight, maxHeight, mode, tileClass)
 {
 	createArea(
 		new HeightPlacer(mode, minHeight, maxHeight),
-		new TileClassUnPainter(getTileClass(tileClass)));
+		new TileClassUnPainter(tileClass));
 }
 
 /**