diff --git a/winsup/doc/ChangeLog b/winsup/doc/ChangeLog
index fe47e959e..9be4bc12a 100644
--- a/winsup/doc/ChangeLog
+++ b/winsup/doc/ChangeLog
@@ -1,3 +1,7 @@
+2010-09-06  Corinna Vinschen  <corinna@vinschen.de>
+
+	* new-features.sgml (ov-new1.7.8): Document /proc/sys.
+
 2010-08-30  Corinna Vinschen  <corinna@vinschen.de>
 
 	* new-features.sgml (ov-new1.7.7): Document change to binmode/textmode
diff --git a/winsup/doc/new-features.sgml b/winsup/doc/new-features.sgml
index fdaa01ac4..7bff2087b 100644
--- a/winsup/doc/new-features.sgml
+++ b/winsup/doc/new-features.sgml
@@ -1,5 +1,17 @@
 <sect1 id="ov-new1.7"><title>What's new and what changed in Cygwin 1.7</title>
 
+<sect2 id="ov-new1.7.8"><title>What's new and what changed from 1.7.7 to 1.7.8</title>
+
+<itemizedlist mark="bullet">
+
+<listitem><para>
+/proc/sys allows to access the native NT namespace.
+</para></listitem>
+
+</itemizedlist>
+
+</sect2>
+
 <sect2 id="ov-new1.7.7"><title>What's new and what changed from 1.7.6 to 1.7.7</title>
 
 <itemizedlist mark="bullet">