diff --git a/src/tree_cmd.cpp b/src/tree_cmd.cpp
--- a/src/tree_cmd.cpp
+++ b/src/tree_cmd.cpp
@@ -389,7 +389,7 @@ void GenerateTrees()
 CommandCost CmdPlantTree(DoCommandFlag flags, TileIndex tile, TileIndex start_tile, byte tree_to_plant)
 {
 	StringID msg = INVALID_STRING_ID;
-	CommandCost cost(EXPENSES_OTHER);
+	CommandCost cost(EXPENSES_T_TREES_CON);
 
 	if (start_tile >= MapSize()) return CMD_ERROR;
 	/* Check the tree type within the current climate */
@@ -613,7 +613,7 @@ static CommandCost ClearTile_Trees(TileI
 
 	if (flags & DC_EXEC) DoClearSquare(tile);
 
-	return CommandCost(EXPENSES_CONSTRUCTION, num * _price[PR_CLEAR_TREES]);
+	return CommandCost(EXPENSES_T_DEMOLITION, num * _price[PR_CLEAR_TREES]);
 }
 
 static void GetTileDesc_Trees(TileIndex tile, TileDesc *td)