diff --git a/src/saveload/saveload_internal.h b/src/saveload/saveload_internal.h
--- a/src/saveload/saveload_internal.h
+++ b/src/saveload/saveload_internal.h
@@ -16,7 +16,10 @@ StringID RemapOldStringID(StringID s);
 char *CopyFromOldName(StringID id);
 void ResetOldNames();
 
-void AfterLoadWaypoints();
+void MoveBuoysToWaypoints();
+void MoveWaypointsToBaseStations();
+const SaveLoad *GetBaseStationDescription();
+
 void AfterLoadVehicles(bool part_of_load);
 void AfterLoadStations();
 void AfterLoadLabelMaps();