--- a/xml/en/docs/http/ngx_http_proxy_module.xml	Wed Jan 16 14:25:01 2013 +0400
+++ b/xml/en/docs/http/ngx_http_proxy_module.xml	Wed Jan 16 14:29:10 2013 +0400
@@ -10,7 +10,7 @@
 <module name="Module ngx_http_proxy_module"
         link="/en/docs/http/ngx_http_proxy_module.html"
         lang="en"
-        rev="7">
+        rev="8">
 
 <section id="summary">
 
@@ -40,7 +40,7 @@
 <section id="directives" name="Directives">
 
 <directive name="proxy_bind">
-<syntax><value>address</value></syntax>
+<syntax><value>address</value> | <literal>off</literal></syntax>
 <default/>
 <context>http</context>
 <context>server</context>
@@ -50,6 +50,11 @@
 <para>
 Forces outgoing connections to a proxied server to originate
 from the specified local IP <value>address</value>.
+Value of the parameter can contain variables (1.3.12).
+The special value <literal>off</literal> (1.3.12) cancels the effect
+of the <literal>proxy_bind</literal> directive
+inherited from the previous configuration level, allowing the
+system to auto-assign local address.
 </para>
 
 </directive>