diff --git a/ChangeLog b/ChangeLog
index 7df4d23067390a07e77283adc811e3d0811cc1f9..c739092fafe2c6aefe232515f281b7a4bd9bbb93 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2010-07-25  Niels Möller  <nisse@lysator.liu.se>
 
+	* configure.ac: Changed version number to nettle-2.2.
+
 	* Released nettle-2.1.
 
 	* configure.ac: Use camellia-crypt-internal.asm, if available.
diff --git a/configure.ac b/configure.ac
index 0251ffa075878afa4d8c9d2b5e3550cb07878054..74ddb8430d2900c3dab5511348303a49d0fe35c1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@ dnl -*- mode: shell-script; sh-indentation: 2; -*-
 
 dnl Process this file with autoconf to produce a configure script.
 
-AC_INIT([nettle], [2.1], [nettle-bugs@lists.lysator.liu.se])
+AC_INIT([nettle], [2.2], [nettle-bugs@lists.lysator.liu.se])
 AC_PREREQ(2.61)
 AC_CONFIG_SRCDIR([arcfour.c])
 # Needed to stop autoconf from looking for files in parent directories.