diff --git a/reference/sem/functions/msg-stat-queue.xml b/reference/sem/functions/msg-stat-queue.xml
index a7f9e4686a..0f61132243 100644
--- a/reference/sem/functions/msg-stat-queue.xml
+++ b/reference/sem/functions/msg-stat-queue.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.msg-stat-queue">
  <refnamediv>
   <refname>msg_stat_queue</refname>
@@ -90,8 +90,9 @@
       <row>
        <entry><literal>msg_qbytes</literal></entry>
        <entry>
-        The number of bytes of space currently available in the queue to
-        hold sent messages until they are received.
+        The maximum number of bytes allowed in one message queue. On
+        Linux, this value may be read and modified via
+        <filename>/proc/sys/kernel/msgmnb</filename>.
        </entry>
       </row>
       <row>