diff --git a/src/functions.h b/src/functions.h
--- a/src/functions.h
+++ b/src/functions.h
@@ -22,9 +22,6 @@ void SubtractMoneyFromPlayerFract(Player
 bool CheckOwnership(Owner owner);
 bool CheckTileOwnership(TileIndex tile);
 
-/* misc_cmd.cpp */
-void PlaceTreesRandomly();
-
 void InitializeLandscapeVariables(bool only_constants);
 
 /* misc functions */