diff --git a/src/openrct2/peep/Guest.cpp b/src/openrct2/peep/Guest.cpp
index 0bcf29292f..b1c3b32207 100644
--- a/src/openrct2/peep/Guest.cpp
+++ b/src/openrct2/peep/Guest.cpp
@@ -2596,7 +2596,7 @@ bool Guest::FindVehicleToEnter(Ride* ride, std::vector<uint8_t>& car_array)
         vehicle = GET_VEHICLE(vehicle_id);
 
         uint8_t num_seats = vehicle->num_seats;
-        if (vehicle_is_used_in_pairs(vehicle))
+        if (vehicle->IsUsedInPairs())
         {
             if (vehicle->next_free_seat & 1)
             {
@@ -3992,7 +3992,7 @@ void Guest::UpdateRideFreeVehicleCheck()
         }
     }
 
-    if (!vehicle_is_used_in_pairs(vehicle))
+    if (!vehicle->IsUsedInPairs())
     {
         UpdateRideFreeVehicleEnterRide(ride);
         return;
@@ -4064,7 +4064,7 @@ void Guest::UpdateRideEnterVehicle()
                     return;
             }
 
-            if (vehicle_is_used_in_pairs(vehicle))
+            if (vehicle->IsUsedInPairs())
             {
                 auto* seatedPeep = GET_PEEP(vehicle->peep[current_seat ^ 1]);
                 if (seatedPeep != nullptr)
diff --git a/src/openrct2/ride/Vehicle.cpp b/src/openrct2/ride/Vehicle.cpp
index 07cef75181..af5651bbc6 100644
--- a/src/openrct2/ride/Vehicle.cpp
+++ b/src/openrct2/ride/Vehicle.cpp
@@ -6224,9 +6224,9 @@ Vehicle* Vehicle::TrainTail() const
     return const_cast<Vehicle*>(vehicle);
 }
 
-int32_t vehicle_is_used_in_pairs(const Vehicle* vehicle)
+int32_t Vehicle::IsUsedInPairs() const
 {
-    return vehicle->num_seats & VEHICLE_SEAT_PAIR_FLAG;
+    return num_seats & VEHICLE_SEAT_PAIR_FLAG;
 }
 
 /**
diff --git a/src/openrct2/ride/Vehicle.h b/src/openrct2/ride/Vehicle.h
index bad690b4ff..95bfec9741 100644
--- a/src/openrct2/ride/Vehicle.h
+++ b/src/openrct2/ride/Vehicle.h
@@ -307,6 +307,7 @@ struct Vehicle : SpriteBase
     void UpdateSoundParams(std::vector<rct_vehicle_sound_params>& vehicleSoundParamsList) const;
     bool DodgemsCarWouldCollideAt(const CoordsXY& coords, uint16_t* spriteId) const;
     int32_t UpdateTrackMotion(int32_t* outStation);
+    int32_t IsUsedInPairs() const;
     rct_ride_entry_vehicle* Entry() const;
     Vehicle* TrainHead() const;
     Vehicle* TrainTail() const;
@@ -562,7 +563,6 @@ void vehicle_update_all();
 void vehicle_sounds_update();
 GForces vehicle_get_g_forces(const Vehicle* vehicle);
 void vehicle_set_map_toolbar(const Vehicle* vehicle);
-int32_t vehicle_is_used_in_pairs(const Vehicle* vehicle);
 const rct_vehicle_info* vehicle_get_move_info(int32_t trackSubposition, int32_t typeAndDirection, int32_t offset);
 uint16_t vehicle_get_move_info_size(int32_t trackSubposition, int32_t typeAndDirection);