diff --git a/libisoburn/libisoburn.h b/libisoburn/libisoburn.h
index cca36dbf..5c66b224 100644
--- a/libisoburn/libisoburn.h
+++ b/libisoburn/libisoburn.h
@@ -1533,7 +1533,10 @@ int isoburn_igopt_get_scdbackup_tag(struct isoburn_imgen_opts *o,
                              This will overwrite the first 512 bytes of
                              the submitted data.
                           @since 1.3.6
-                          4= HP-PA PALO boot sector
+                          4= HP-PA PALO boot sector header version 4
+                             Submit all five parameters of 
+                             iso_image_set_hppa_palo() as non-NULL texts.
+                          5= HP-PA PALO boot sector header version 5
                              Submit all five parameters of 
                              iso_image_set_hppa_palo() as non-NULL texts.
                     bit8-9= Only with System area type 0 = MBR
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index ec53660d..9790d9d3 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2014.01.14.091348"
+#define Xorriso_timestamP "2014.01.16.112242"