diff --git a/extensions/firefox/update.rdf b/extensions/firefox/update.rdf
index cd81a2e78..29c826518 100644
--- a/extensions/firefox/update.rdf
+++ b/extensions/firefox/update.rdf
@@ -9,6 +9,7 @@
         <RDF:li>
           <RDF:Description>
             <em:version>PDFJSSCRIPT_VERSION</em:version>
+
             <!-- Firefox -->
             <em:targetApplication>
               <RDF:Description>
@@ -19,6 +20,7 @@
                 <em:updateLink>https://raw.githubusercontent.com/mozilla/pdf.js/gh-pages/extensions/firefox/pdf.js.xpi</em:updateLink>
               </RDF:Description>
             </em:targetApplication>
+
             <!-- Android -->
             <em:targetApplication>
               <RDF:Description>