diff --git a/configure.ac b/configure.ac
index 24ec99dd..8ef6d91b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -303,7 +303,7 @@ AC_CHECK_HEADER(libisofs/libisofs.h)
 
 dnl Check for proper library versions
 LIBBURN_REQUIRED=1.0.5
-LIBISOFS_REQUIRED=1.0.4
+LIBISOFS_REQUIRED=1.0.5
 PKG_CHECK_MODULES(LIBBURN, libburn-1 >= $LIBBURN_REQUIRED)
 PKG_CHECK_MODULES(LIBISOFS, libisofs-1 >= $LIBISOFS_REQUIRED)
 
diff --git a/libisoburn/libisoburn.h b/libisoburn/libisoburn.h
index 0c64e91b..4158899d 100644
--- a/libisoburn/libisoburn.h
+++ b/libisoburn/libisoburn.h
@@ -224,7 +224,7 @@ void isoburn_version(int *major, int *minor, int *micro);
 */
 #define isoburn_libisofs_req_major  1
 #define isoburn_libisofs_req_minor  0
-#define isoburn_libisofs_req_micro  4 
+#define isoburn_libisofs_req_micro  5 
 
 /** The minimum version of libburn to be used with this version of libisoburn
     at compile time.
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index 528d4cb0..c436eb63 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2011.03.24.182518"
+#define Xorriso_timestamP "2011.03.25.191936"