diff -uprN gammu-1.04.0/common/service/backup/backgen.h /tmp/diff/gammu-1.04.0/common/service/backup/backgen.h
--- gammu-1.04.0/common/service/backup/backgen.h	2005-11-20 22:39:40.000000000 +0100
+++ /tmp/diff/gammu-1.04.0/common/service/backup/backgen.h	2006-03-02 18:36:52.000000000 +0100
@@ -14,9 +14,9 @@
 #include "../gsmmisc.h"
 #include "../sms/gsmsms.h"
 
-#define GSM_BACKUP_MAX_PHONEPHONEBOOK 	501
+#define GSM_BACKUP_MAX_PHONEPHONEBOOK 	1001
 #define GSM_BACKUP_MAX_SIMPHONEBOOK 	251
-#define GSM_BACKUP_MAX_CALLER	 	6
+#define GSM_BACKUP_MAX_CALLER	 	20
 #define GSM_BACKUP_MAX_SMSC		10
 #define GSM_BACKUP_MAX_WAPBOOKMARK	40
 #define GSM_BACKUP_MAX_WAPSETTINGS	30