diff --git a/src/aircraft_gui.cpp b/src/aircraft_gui.cpp
--- a/src/aircraft_gui.cpp
+++ b/src/aircraft_gui.cpp
@@ -78,7 +78,7 @@ void DrawAircraftDetails(const Aircraft 
  */
 void DrawAircraftImage(const Vehicle *v, int left, int right, int y, VehicleID selection)
 {
-	bool rtl = _dynlang.text_dir == TD_RTL;
+	bool rtl = _current_text_dir == TD_RTL;
 
 	SpriteID sprite = v->GetImage(rtl ? DIR_E : DIR_W);
 	const Sprite *real_sprite = GetSprite(sprite, ST_NORMAL);