diff --git a/configure.in b/configure.in
index d1b43c44079c06c7b4680ca03c6709d69bdf6afe..2f1e1a675831032886fa8e317df970f2e024af08 100644
--- a/configure.in
+++ b/configure.in
@@ -5,7 +5,7 @@ dnl Process this file with autoconf to produce a configure script.
 
 AC_INIT(arcfour.c)
 
-AM_INIT_AUTOMAKE(libnettle, 0.2)
+AM_INIT_AUTOMAKE(libnettle, 1.0)
 
 AM_CONFIG_HEADER(config.h)