diff --git a/libisoburn/branches/ZeroThreeZero/configure.ac b/libisoburn/branches/ZeroThreeZero/configure.ac
index 6c4e4230..f3511c3c 100644
--- a/libisoburn/branches/ZeroThreeZero/configure.ac
+++ b/libisoburn/branches/ZeroThreeZero/configure.ac
@@ -106,8 +106,8 @@ AC_CHECK_HEADER(libburn/libburn.h)
 AC_CHECK_HEADER(libisofs/libisofs.h)
 
 dnl Check for proper library versions
-LIBBURN_REQUIRED=0.5.4
-LIBISOFS_REQUIRED=0.6.10
+LIBBURN_REQUIRED=0.5.6
+LIBISOFS_REQUIRED=0.6.12
 PKG_CHECK_MODULES(LIBBURN, libburn-1 >= $LIBBURN_REQUIRED)
 PKG_CHECK_MODULES(LIBISOFS, libisofs-1 >= $LIBISOFS_REQUIRED)