diff --git a/build.xml b/build.xml
index 80ea1c61b..8b5d1200e 100644
--- a/build.xml
+++ b/build.xml
@@ -80,6 +80,7 @@
   <target name="javadoc">
     <mkdir dir="docs/javadoc"/>
     <javadoc destdir="docs/javadoc"
+             useexternalfile="true"
              footer="&lt;script type=&quot;text/javascript&quot;&gt; var gaJsHost = ((&quot;https:&quot; == document.location.protocol) ?  &quot;https://ssl.&quot; : &quot;http://www.&quot;); document.write(unescape(&quot;%3Cscript src='&quot; + gaJsHost + &quot;google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E&quot;)); &lt;/script&gt; &lt;script type=&quot;text/javascript&quot;&gt; var pageTracker = _gat._getTracker(&quot;UA-788492-5&quot;); pageTracker._initData(); pageTracker._trackPageview(); &lt;/script&gt;">
       <sourcepath>
         <pathelement location="android/src"/>