Please consider adding appdata file for workrave. 

See 
 http://people.freedesktop.org/~hughsient/appdata/
for specification.

The file can looks like this one:
<?xml version="1.0" encoding="UTF-8"?>
<application>
 <id type="desktop">workrave.desktop</id>
 <metadata_license>CC-BY-3.0</metadata_license>
 <project_license>GPLv3+</project_license>
 <name>Workrave</name>
 <summary>Program that assists in the recovery and prevention of RSI</summary>
 <description>
  <p>
  Workrave is a program that assists in the recovery and prevention of
  Repetitive Strain Injury (RSI). The program frequently alerts you to
  take micro-pauses, rest breaks and restricts you to your daily limit.
  </p>
  </description>
 <screenshots>
  <screenshot type="default" width="352" height="170">http://www.workrave.org/media/base/img/screenshots/rest-break.png</screenshot>
 </screenshots>
 <url type="homepage">http://www.workrave.org/</url>
</application>

Thanks. Added

Forgot to set status to resolved.