--- a/xml/en/docs/http/ngx_http_charset_module.xml
+++ b/xml/en/docs/http/ngx_http_charset_module.xml
@@ -10,7 +10,7 @@
 <module name="Module ngx_http_charset_module"
         link="/en/docs/http/ngx_http_charset_module.html"
         lang="en"
-        rev="4">
+        rev="5">
 
 <section id="summary">
 
@@ -102,8 +102,9 @@ This capability can be disabled using th
 <link doc="ngx_http_proxy_module.xml" id="proxy_ignore_headers"/>,
 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_ignore_headers"/>,
 <link doc="ngx_http_uwsgi_module.xml" id="uwsgi_ignore_headers"/>,
+<link doc="ngx_http_scgi_module.xml" id="scgi_ignore_headers"/>,
 and
-<link doc="ngx_http_scgi_module.xml" id="scgi_ignore_headers"/>
+<link doc="ngx_http_grpc_module.xml" id="grpc_ignore_headers"/>
 directives.
 </para>
 
@@ -197,7 +198,7 @@ as the default MIME type instead of “<literal>application/javascript</literal>”.
 
 <para>
 Determines whether a conversion should be performed for answers
-received from a proxied or a FastCGI/uwsgi/SCGI server
+received from a proxied or a FastCGI/uwsgi/SCGI/gRPC server
 when the answers already carry a charset in the <header>Content-Type</header>
 response header field.
 If conversion is enabled, a charset specified in the received