diff --git a/en_US.ISO8859-1/books/handbook/mirrors/chapter.sgml b/en_US.ISO8859-1/books/handbook/mirrors/chapter.sgml
index dfce8123e3..fc6ccd1452 100644
--- a/en_US.ISO8859-1/books/handbook/mirrors/chapter.sgml
+++ b/en_US.ISO8859-1/books/handbook/mirrors/chapter.sgml
@@ -2430,6 +2430,15 @@ doc/zh_*</screen>
 	</listitem>
       </varlistentry>
 
+      <varlistentry>
+	<term>RELENG_4_11</term>
+
+	<listitem>
+	  <para>The release branch for FreeBSD-4.11, used only
+	    for security advisories and other critical fixes.</para>
+	</listitem>
+      </varlistentry>
+
       <varlistentry>
 	<term>RELENG_4_10</term>