1 files changed, 1 insertions, 0 deletions
diff --git a/src/roadveh.h b/src/roadveh.h
index 1e9ec8180..ec1e0354f 100644
--- a/src/roadveh.h
+++ b/src/roadveh.h
@@ -39,6 +39,7 @@ struct RoadVehicle : public Vehicle {
 	virtual ~RoadVehicle() {}
 
 	const char *GetTypeString() { return "road vehicle"; }
+	void MarkDirty();
 };
 
 #endif /* ROADVEH_H */