diff --git a/libisoburn/libisoburn.h b/libisoburn/libisoburn.h
index 1c790d34..56a0fe96 100644
--- a/libisoburn/libisoburn.h
+++ b/libisoburn/libisoburn.h
@@ -849,9 +849,9 @@ int isoburn_ropt_set_auto_incharset(struct isoburn_read_opts *o, int mode);
 int isoburn_ropt_get_auto_incharset(struct isoburn_read_opts *o, int *mode);
 
 
-/** Control an offset to be applied to all block addresses in order to
-    compensate for an eventual displacement of the image relative to the
-    start block address for which it was produced.
+/** Control an offset to be applied to all block address pointers in the ISO
+    image in order to compensate for an eventual displacement of the image
+    relative to the start block address for which it was produced.
     E.g. if track number 2 from CD gets copied into a disk file and shall then
     be loaded as ISO filesystem, then the directory tree and all data file
     content of the track copy will become readable by setting the track start
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index bbfd5c22..cc3ef862 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2010.11.30.170112"
+#define Xorriso_timestamP "2010.12.01.173750"