diff --git a/src/cargopacket.h b/src/cargopacket.h
--- a/src/cargopacket.h
+++ b/src/cargopacket.h
@@ -17,6 +17,7 @@
 #include "cargo_type.h"
 #include "vehicle_type.h"
 #include "core/multimap.hpp"
+#include "saveload/saveload.h"
 #include <list>
 
 /** Unique identifier for a single cargo packet. */
@@ -32,7 +33,7 @@ struct GoodsEntry; // forward-declare fo
 
 template <class Tinst, class Tcont> class CargoList;
 class StationCargoList; // forward-declare, so we can use it in VehicleCargoList.
-extern const struct SaveLoad *GetCargoPacketDesc();
+extern SaveLoadTable GetCargoPacketDesc();
 
 typedef uint32 TileOrStationID;
 
@@ -58,7 +59,7 @@ private:
 	friend class VehicleCargoList;
 	friend class StationCargoList;
 	/** We want this to be saved, right? */
-	friend const struct SaveLoad *GetCargoPacketDesc();
+	friend SaveLoadTable GetCargoPacketDesc();
 public:
 	/** Maximum number of items in a single cargo packet. */
 	static const uint16 MAX_COUNT = UINT16_MAX;
@@ -305,7 +306,7 @@ public:
 	/** The super class ought to know what it's doing. */
 	friend class CargoList<VehicleCargoList, CargoPacketList>;
 	/** The vehicles have a cargo list (and we want that saved). */
-	friend const struct SaveLoad *GetVehicleDescription(VehicleType vt);
+	friend SaveLoadTable GetVehicleDescription(VehicleType vt);
 
 	friend class CargoShift;
 	friend class CargoTransfer;
@@ -456,7 +457,7 @@ public:
 	/** The super class ought to know what it's doing. */
 	friend class CargoList<StationCargoList, StationCargoPacketMap>;
 	/** The stations, via GoodsEntry, have a CargoList. */
-	friend const struct SaveLoad *GetGoodsDesc();
+	friend SaveLoadTable GetGoodsDesc();
 
 	friend class CargoLoad;
 	friend class CargoTransfer;