diff --git a/reference/stream/functions/stream-socket-accept.xml b/reference/stream/functions/stream-socket-accept.xml
index 3135a0c1b8..49a8b402c6 100644
--- a/reference/stream/functions/stream-socket-accept.xml
+++ b/reference/stream/functions/stream-socket-accept.xml
@@ -24,6 +24,14 @@
   &reftitle.parameters;
   <para>
    <variablelist>
+    <varlistentry>
+     <term><parameter>server_socket</parameter></term>
+     <listitem>
+      <para>
+       The server socket to accept a connection from.
+      </para>
+     </listitem>
+    </varlistentry>
     <varlistentry>
      <term><parameter>timeout</parameter></term>
      <listitem>