diff --git a/libisoburn/trunk/xorriso/configure_ac.txt b/libisoburn/trunk/xorriso/configure_ac.txt
index e2c33816..9a77f433 100644
--- a/libisoburn/trunk/xorriso/configure_ac.txt
+++ b/libisoburn/trunk/xorriso/configure_ac.txt
@@ -20,16 +20,16 @@ AC_CONFIG_HEADER(config.h)
 AH_TEMPLATE([Xorriso_standalonE], [Define to prepare sources for statically linked xorriso])
 AC_DEFINE([Xorriso_standalonE], [])
 
-BURN_MAJOR_VERSION=0
-BURN_MINOR_VERSION=9
+BURN_MAJOR_VERSION=1
+BURN_MINOR_VERSION=0
 BURN_MICRO_VERSION=1
 AC_SUBST(BURN_MAJOR_VERSION)
 AC_SUBST(BURN_MINOR_VERSION)
 AC_SUBST(BURN_MICRO_VERSION)
 
-LIBISOFS_MAJOR_VERSION=0
-LIBISOFS_MINOR_VERSION=6
-LIBISOFS_MICRO_VERSION=41
+LIBISOFS_MAJOR_VERSION=1
+LIBISOFS_MINOR_VERSION=0
+LIBISOFS_MICRO_VERSION=1
 AC_SUBST(LIBISOFS_MAJOR_VERSION)
 AC_SUBST(LIBISOFS_MINOR_VERSION)
 AC_SUBST(LIBISOFS_MICRO_VERSION)