1 files changed, 3 insertions, 2 deletions

diff --git a/configure.ac b/configure.ac
index eca988bb3..2f1184296 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1261,8 +1261,9 @@ gl_LIBUNISTRING
 AS_IF([test $HAVE_LIBUNISTRING != yes],
       [AC_MSG_ERROR([GNUnet requires libunistring])])
 
-AS_IF([test "x$gl_libunistring_hexversion" = "x" || test "$gl_libunistring_hexversion" -le 2305],
-      [AC_MSG_ERROR([GNUnet requires libunistring >= 0.9.1.1])])
+AX_COMPARE_VERSION([$LIBUNISTRING_VERSION],[le],[0.9.1.1],
+  [AC_MSG_ERROR([GNUnet requires libunistring >= 0.9.1.1])])
+
 AC_CHECK_HEADERS([unistr.h],
                  ,
                  AC_MSG_ERROR([Compiling GNUnet requires unistr.h (from libunistring) to be installed]))