diff --git a/src/tree_cmd.cpp b/src/tree_cmd.cpp
--- a/src/tree_cmd.cpp
+++ b/src/tree_cmd.cpp
@@ -317,7 +317,7 @@ int32 CmdPlantTree(TileIndex tile, uint3
 struct TreeListEnt {
 	SpriteID image;
 	SpriteID pal;
-	byte x,y;
+	byte x, y;
 };
 
 static void DrawTile_Trees(TileInfo *ti)