diff --git a/configure.ac b/configure.ac
index 939231aa4f8c9dd0706774a168adb0fe395d3161..9a4067054b517d5ff7c33fc863189cbe6f8ec469 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.59)
-AC_INIT(MElt, 2.0b, Benoit.Sagot@inria.fr and Pascal.Denis@inria.fr)
+AC_INIT(MElt, 2.0b2, Benoit.Sagot@inria.fr and Pascal.Denis@inria.fr)
 AM_INIT_AUTOMAKE
 
 # Checks for programs.