diff --git a/configure.ac b/configure.ac
index 2e4c60f489..cfd68ff22c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 dnl Process with autoconf to generate configure script   -*- sh -*-
 
-AC_INIT(LyX,1.5.0svn,[lyx-devel@lists.lyx.org],[lyx])
-AC_SUBST(LYX_DATE, ["Fri, Jul 13, 2006"])
+AC_INIT(LyX,1.5.0alpha1,[lyx-devel@lists.lyx.org],[lyx])
+AC_SUBST(LYX_DATE, ["Wed, Nov 15, 2006"])
 AC_PREREQ(2.52)
 AC_CONFIG_SRCDIR(src/main.C)
 AC_CONFIG_HEADERS([src/config.h])