diff --git a/configure.ac b/configure.ac
index 321653956..55d5eadaf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT(nix, "0.9")
+AC_INIT(nix, "0.9.1")
 AC_CONFIG_SRCDIR(README)
 AC_CONFIG_AUX_DIR(config)
 AM_INIT_AUTOMAKE([dist-bzip2 foreign])
diff --git a/doc/manual/release-notes.xml b/doc/manual/release-notes.xml
index 0c6c236fc..68cb853ff 100644
--- a/doc/manual/release-notes.xml
+++ b/doc/manual/release-notes.xml
@@ -8,6 +8,16 @@
 <article><title>Nix Release Notes</title>
 
 
+<section><title>Release 0.9.1 (September 20, 2005)</title>
+
+<para>This bug fix release addresses a problem with the ATerm library
+when the <option>--with-aterm</option> flag in
+<command>configure</command> was <emphasis>not</emphasis> used.</para>
+
+</section>
+
+
+
 <section><title>Release 0.9 (September 16, 2005)</title>
 
 <para>NOTE: this version of Nix uses Berkeley DB 4.3 instead of 4.2.