diff --git a/configure.ac b/configure.ac
index 676137deb..74719416c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -34,7 +34,7 @@ dnl "TARGET_" (such as TARGET_CC, TARGET_CFLAGS, etc.) are used for
 dnl the target type. See INSTALL for full list of variables and
 dnl description of the relationships between them.
 
-AC_INIT([GRUB],[2.05],[bug-grub@gnu.org])
+AC_INIT([GRUB],[2.06~rc1],[bug-grub@gnu.org])
 
 AC_CONFIG_AUX_DIR([build-aux])