diff --git a/configure.ac b/configure.ac
index 8ab06ba6f4c63e7e338c9dceddbca71652fd4365..910b6e2fe50975981455b988c40a9f42032c226a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -20,7 +20,7 @@
 #
 # $Id$
 
-AC_INIT([GNU nano], [2.1.99pre1], [nano-devel@gnu.org], [nano])
+AC_INIT([GNU nano], [2.1.99pre1-svn], [nano-devel@gnu.org], [nano])
 AC_CONFIG_SRCDIR([src/nano.c])
 AC_CANONICAL_TARGET([])
 AM_INIT_AUTOMAKE