diff --git a/src/town_cmd.cpp b/src/town_cmd.cpp
index ac93a538ef..b02ae53c04 100644
--- a/src/town_cmd.cpp
+++ b/src/town_cmd.cpp
@@ -1084,7 +1084,7 @@ static bool IsRoadAllowedHere(Town *t, TileIndex tile, DiagDirection dir)
 		 * If that fails clear the land, and if that fails exit.
 		 * This is to make sure that we can build a road here later. */
 		RoadType rt = GetTownRoadType();
-		if (Command<CMD_BUILD_ROAD>::Do(DC_AUTO | DC_NO_WATER, tile, (dir == DIAGDIR_NW || dir == DIAGDIR_SE) ? ROAD_Y : ROAD_X, rt, DRD_NONE, INVALID_TOWN).Failed() &&
+		if (Command<CMD_BUILD_ROAD>::Do(DC_AUTO | DC_NO_WATER, tile, (dir == DIAGDIR_NW || dir == DIAGDIR_SE) ? ROAD_Y : ROAD_X, rt, DRD_NONE, t->index).Failed() &&
 				Command<CMD_LANDSCAPE_CLEAR>::Do(DC_AUTO | DC_NO_WATER, tile).Failed()) {
 			return false;
 		}