1 files changed, 1 insertions, 0 deletions
diff --git a/src/vehicle.h b/src/vehicle.h
index 8757b14f9..b198d5b5a 100644
--- a/src/vehicle.h
+++ b/src/vehicle.h
@@ -166,6 +166,7 @@ enum {
 
 struct VehicleAir {
 	uint16 crashed_counter;
+	uint16 cached_max_speed;
 	byte pos;
 	byte previous_pos;
 	StationID targetairport;