--- freedesktop.org.xml.in.old	2010-02-15 03:42:56.536141000 +0600
+++ freedesktop.org.xml.in	2010-02-15 03:46:26.072141764 +0600
@@ -2089,6 +2089,7 @@
   </mime-type>
   <mime-type type="application/x-linguist">
     <_comment>message catalog</_comment>
+    <sub-class-of type="application/xml"/>
     <glob pattern="*.ts"/>
   </mime-type>
   <mime-type type="application/x-lyx">