diff --git a/src/order_cmd.cpp b/src/order_cmd.cpp
index df84553ed6..07154ee1fc 100644
--- a/src/order_cmd.cpp
+++ b/src/order_cmd.cpp
@@ -1667,7 +1667,7 @@ static bool OrderConditionCompare(OrderConditionComparator occ, int variable, in
  * @param v the vehicle to update
  * @return index of next order to jump to, or INVALID_VEH_ORDER_ID to use the next order
  */
-static VehicleOrderID ProcessConditionalOrder(const Order *order, const Vehicle *v)
+VehicleOrderID ProcessConditionalOrder(const Order *order, const Vehicle *v)
 {
 	if (order->GetType() != OT_CONDITIONAL) return INVALID_VEH_ORDER_ID;
 
@@ -1693,7 +1693,7 @@ static VehicleOrderID ProcessConditionalOrder(const Order *order, const Vehicle
  * @param order the order the vehicle currently has
  * @param v the vehicle to update
  */
-static bool UpdateOrderDest(Vehicle *v, const Order *order, int conditional_depth = 0)
+bool UpdateOrderDest(Vehicle *v, const Order *order, int conditional_depth)
 {
 	switch (order->GetType()) {
 		case OT_GOTO_STATION:
diff --git a/src/order_func.h b/src/order_func.h
index be2ceea113..1e7c051bb5 100644
--- a/src/order_func.h
+++ b/src/order_func.h
@@ -37,6 +37,8 @@ bool VehicleHasDepotOrders(const Vehicle *v);
 void CheckOrders(const Vehicle*);
 void DeleteVehicleOrders(Vehicle *v);
 bool ProcessOrders(Vehicle *v);
+bool UpdateOrderDest(Vehicle *v, const Order *order, int conditional_depth = 0);
+VehicleOrderID ProcessConditionalOrder(const Order *order, const Vehicle *v);
 
 void DrawOrderString(const Vehicle *v, const Order *order, int order_index, int y, bool selected, bool timetable, int width);