--- a/xml/en/docs/http/ngx_http_fastcgi_module.xml
+++ b/xml/en/docs/http/ngx_http_fastcgi_module.xml
@@ -10,7 +10,7 @@
 <module name="Module ngx_http_fastcgi_module"
         link="/en/docs/http/ngx_http_fastcgi_module.html"
         lang="en"
-        rev="19">
+        rev="20">
 
 <section id="summary">
 
@@ -731,6 +731,29 @@ with the <link doc="ngx_http_core_module
 </directive>
 
 
+<directive name="fastcgi_limit_rate">
+<syntax><value>rate</value></syntax>
+<default>0</default>
+<context>http</context>
+<context>server</context>
+<context>location</context>
+<appeared-in>1.7.7</appeared-in>
+
+<para>
+Limits the speed of reading the response from the FastCGI server.
+The <value>rate</value> is specified in bytes per second.
+The zero value disables rate limiting.
+The limit is set per a request, and so if nginx simultaneously opens
+two connections, the overall rate will be twice as much
+as the specified limit.
+The limitation works only if
+<link id="fastcgi_buffering">buffering</link> of responses from the FastCGI
+server is enabled.
+</para>
+
+</directive>
+
+
 <directive name="fastcgi_keep_conn">
 <syntax><literal>on</literal> | <literal>off</literal></syntax>
 <default>off</default>