diff --git a/appendices/wrappers.xml b/appendices/wrappers.xml
index b2f8b42045..f181f75d7a 100644
--- a/appendices/wrappers.xml
+++ b/appendices/wrappers.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.14 $ -->
+<!-- $Revision: 1.15 $ -->
 <appendix id="wrappers">
  <title>List of Supported Protocols/Wrappers</title>
  <para>
@@ -77,6 +77,16 @@
        </entry>
        <entry></entry>
       </row>
+      <row>
+       <entry><literal>user_agent</literal></entry>
+       <entry>Value to send with User-Agent: header.  This value will
+        only be used if user-agent is <emphasis>not</emphasis> specified
+        in the <literal>header</literal> context option above.  
+       </entry>
+       <entry>
+        <literal>php.ini</literal> setting: <literal>user_agent</literal>
+       </entry>
+      </row>
       <row>
        <entry><literal>content</literal></entry>
        <entry>