diff --git a/layouts/podcast/rss.xml b/layouts/podcast/rss.xml
index fddd6c3..6fd44aa 100644
--- a/layouts/podcast/rss.xml
+++ b/layouts/podcast/rss.xml
@@ -1,4 +1,5 @@
-<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd">
+{{- printf "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\" ?>" | safeHTML }}
+<rss version="2.0" xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" xmlns:content="http://purl.org/rss/1.0/modules/content/">
   <channel>
     <title>{{ site.Params.Podcast.Title | default site.Title }}</title>
     <link>{{ .Permalink }}</link>