diff --git a/winsup/doc/ChangeLog b/winsup/doc/ChangeLog
index 287fdb751..7518a9767 100644
--- a/winsup/doc/ChangeLog
+++ b/winsup/doc/ChangeLog
@@ -1,3 +1,7 @@
+2014-07-21  Corinna Vinschen  <corinna@vinschen.de>
+
+	* new-features.xml: (ov-new1.7.31): Add new section.
+
 2014-06-26  Corinna Vinschen  <corinna@vinschen.de>
 
 	* legal.xml: Fix copyright.
diff --git a/winsup/doc/new-features.xml b/winsup/doc/new-features.xml
index ff7ed232d..0c24c2650 100644
--- a/winsup/doc/new-features.xml
+++ b/winsup/doc/new-features.xml
@@ -4,6 +4,33 @@
 
 <sect1 id="ov-new1.7"><title>What's new and what changed in Cygwin 1.7</title>
 
+<sect2 id="ov-new1.7.31"><title>What's new and what changed from 1.7.30 to 1.7.31</title>
+
+<itemizedlist mark="bullet">
+
+<listitem><para>
+Improve performance of send(2), sendto(2), sendmsg(2) when using small
+input buffers.
+</para></listitem>
+
+<listitem><para>
+The default pthread_mutex type is now PTHREAD_MUTEX_NORMAL, rather than
+PTHREAD_MUTEX_ERRORCHECK, just as on Linux.
+</para></listitem>
+
+<listitem><para>
+Align pthread_attr stack functions more closely to Linux.
+</para></listitem>
+
+<listitem><para>
+Mark pthread_attr_getstackaddr and pthread_attr_setstackaddr as deprecated,
+as on Linux.
+</para></listitem>
+
+</itemizedlist>
+
+</sect2>
+
 <sect2 id="ov-new1.7.29"><title>What's new and what changed from 1.7.28 to 1.7.29</title>
 
 <itemizedlist mark="bullet">