--- a/xml/en/docs/stream/ngx_stream_proxy_module.xml
+++ b/xml/en/docs/stream/ngx_stream_proxy_module.xml
@@ -9,7 +9,7 @@
 <module name="Module ngx_stream_proxy_module"
         link="/en/docs/stream/ngx_stream_proxy_module.html"
         lang="en"
-        rev="32">
+        rev="33">
 
 <section id="summary">
 
@@ -327,40 +327,6 @@ session is still not finished, the respo
 </directive>
 
 
-<directive name="proxy_session_drop">
-<syntax><literal>on</literal> | <literal>off</literal></syntax>
-<default>off</default>
-<context>stream</context>
-<context>server</context>
-<appeared-in>1.15.8</appeared-in>
-
-<para>
-Enables terminating all sessions to a proxied server
-after it was removed from the group or marked as permanently unavailable.
-This can occur because of
-<link doc="ngx_stream_core_module.xml" id="resolver">re-resolve</link>
-or with the API
-<link doc="../http/ngx_http_api_module.xml" id="deleteStreamUpstreamServer"><literal>DELETE</literal></link>
-command.
-A server can be marked as permanently unavailable if it is considered
-<link doc="ngx_stream_upstream_hc_module.xml" id="health_check">unhealthy</link>
-or with the API
-<link doc="../http/ngx_http_api_module.xml" id="patchStreamUpstreamServer"><literal>PATCH</literal></link>
-command.
-Each session is terminated when the next
-read or write event is processed for the client or proxied server.
-</para>
-
-<para>
-<note>
-This directive is available as part of our
-<commercial_version>commercial subscription</commercial_version>.
-</note>
-</para>
-
-</directive>
-
-
 <directive name="proxy_socket_keepalive">
 <syntax><literal>on</literal> | <literal>off</literal></syntax>
 <default>off</default>