diff --git a/src/openrct2/ride/Vehicle.cpp b/src/openrct2/ride/Vehicle.cpp
index 184948a906..2f8cb2cae8 100644
--- a/src/openrct2/ride/Vehicle.cpp
+++ b/src/openrct2/ride/Vehicle.cpp
@@ -7442,7 +7442,7 @@ static void play_scenery_door_close_sound(const CoordsXYZ& loc, WallElement* til
  *
  *  rct2: 0x006DEE93
  */
-void Vehicle::UpdateSceneryDoor()
+void Vehicle::UpdateSceneryDoor() const
 {
     int32_t trackType = GetTrackType();
     const rct_preview_track* trackBlock = TrackBlocks[trackType];
@@ -7525,7 +7525,7 @@ static void trigger_on_ride_photo(const CoordsXYZ& loc, TileElement* tileElement
  *
  *  rct2: 0x006DEDE8
  */
-void Vehicle::UpdateSceneryDoorBackwards()
+void Vehicle::UpdateSceneryDoorBackwards() const
 {
     int32_t trackType = GetTrackType();
     const rct_preview_track* trackBlock = TrackBlocks[trackType];
diff --git a/src/openrct2/ride/Vehicle.h b/src/openrct2/ride/Vehicle.h
index d13a642257..aba051b758 100644
--- a/src/openrct2/ride/Vehicle.h
+++ b/src/openrct2/ride/Vehicle.h
@@ -426,8 +426,8 @@ private:
     bool UpdateTrackMotionForwardsGetNewTrack(uint16_t trackType, Ride* curRide, rct_ride_entry* rideEntry);
     bool UpdateTrackMotionBackwardsGetNewTrack(uint16_t trackType, Ride* curRide, uint16_t* progress);
     void UpdateGoKartAttemptSwitchLanes();
-    void UpdateSceneryDoor();
-    void UpdateSceneryDoorBackwards();
+    void UpdateSceneryDoor() const;
+    void UpdateSceneryDoorBackwards() const;
 };
 
 struct train_ref