--- a/src/openttd.cpp	Mon Mar 19 11:27:30 2007 +0000
+++ b/src/openttd.cpp	Mon Mar 19 11:41:21 2007 +0000
@@ -1758,9 +1758,9 @@
 	/* do the same as when elrails were enabled/disabled manually just now */
 	SettingsDisableElrail(_patches.disable_elrails);
 
-	/* From version 52, the map array was changed for house tiles to allow
+	/* From version 53, the map array was changed for house tiles to allow
 	 * space for newhouses grf features. A new byte, m7, was also added. */
-	if (CheckSavegameVersion(52)) {
+	if (CheckSavegameVersion(53)) {
 		for (TileIndex t = 0; t < map_size; t++) {
 			_me[t].m7 = 0;
 

--- a/src/saveload.cpp	Mon Mar 19 11:27:30 2007 +0000
+++ b/src/saveload.cpp	Mon Mar 19 11:41:21 2007 +0000
@@ -28,7 +28,7 @@
 #include "variables.h"
 #include <setjmp.h>
 
-extern const uint16 SAVEGAME_VERSION = 52;
+extern const uint16 SAVEGAME_VERSION = 53;
 uint16 _sl_version;       ///< the major savegame version identifier
 byte   _sl_minor_version; ///< the minor savegame version, DO NOT USE!