diff --git a/src/gui.h b/src/gui.h
--- a/src/gui.h
+++ b/src/gui.h
@@ -86,8 +86,8 @@ enum {
 	DDSP_CONVERT_RAIL,
 
 	/* Road specific actions */
-	DDSP_PLACE_ROAD_NE,
-	DDSP_PLACE_ROAD_NW,
+	DDSP_PLACE_ROAD_X_DIR,
+	DDSP_PLACE_ROAD_Y_DIR,
 	DDSP_PLACE_AUTOROAD,
 };