diff --git a/templates/podcast.html.twig b/templates/podcast.html.twig
index ec75c6a..adcbdfe 100644
--- a/templates/podcast.html.twig
+++ b/templates/podcast.html.twig
@@ -1,5 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<rss xmlns:atom="http://www.w3.org/2005/Atom" xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" version="2.0">
+<rss
+    xmlns:atom="http://www.w3.org/2005/Atom"
+    xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd"
+    xmlns:podcast="https://podcastindex.org/namespace/1.0"
+    xmlns:dc="http://purl.org/dc/elements/1.1/"
+    version="2.0">
 <channel>
 <atom:link href="http://www.ondarossa.info{{ ror.url | escape("html_attr") }}" rel="self" type="application/rss+xml" />
 <title>Radio Onda Rossa</title>
@@ -7,8 +12,8 @@
 <language>it-it</language>
 <itunes:subtitle>La radio di chi se la sente</itunes:subtitle>
 <itunes:author>Ondarossa</itunes:author>
-<itunes:summary>Podcast completo</itunes:summary>
-<description>Tutti gli aggiornamenti, i redazionali, le trasmissioni della radio di chi se la sente</description>
+<itunes:summary>{{ror.title}}</itunes:summary>
+<description>{{ror.title}}</description>
 <itunes:owner>
     <itunes:name>Ondarossa</itunes:name>
         <itunes:email>ondarossa@ondarossa.info</itunes:email>
@@ -16,38 +21,52 @@
 <itunes:explicit>no</itunes:explicit>
 <itunes:image href="http://www.ondarossa.info/favicon.png" />
 <itunes:category text="News &amp; Politics"/>
+<podcast:funding url="http://ondarossa.info/sostieni">Sostieni ondarossa</podcast:funding>
 
 {% for nid, node in ror.podcast.nodes %}
     {% set num_audios = node.audio|length %}
     {% for num, audio in node.audio %}
         <item>
+        {% set img = node.img.0.uri %}
         {% set audiourl = audio.field_audio_link[0].uri %}
         {% set ext = audiourl|split('.')|last %}
         {% set durata = audio.field_durata[0].value %}
         {% set duratahrs = durata // 3600 %}
         {% set duratamin = (durata // 60) % 60 %}
         {% set duratasec = durata % 60 %}
-        {% if num_audios > 1 %}
-            <title> {{node.title.0.value}} ({{num+1}}/{{num_audios}}: {{audio.field_audio_link[0].title}}) </title>
+        {% if node.tx != "" %}
+        {% set author = node.tx %}
         {% else %}
-            <title> {{node.title.0.value}} </title>
+        {% set author = "Radio Onda Rossa" %}
         {% endif %}
+
+        <title>{% if node.tx != "" %}[{{node.tx}}] {%endif%}{{node.title.0.value}}{% if num_audios > 1 %} ({{num+1}}/{{num_audios}}: {{audio.field_audio_link[0].title}}){% endif %}</title>
         <itunes:summary>{{ node.summary | raw }}</itunes:summary>
-        <description> {{ node.body.0.value }}
-        {# [fields]
-        {% for field in node.img.0|keys %}
-            [[ {{ field}}{{"\t"}}-> `{{node.img.0[field]}}` ]]
-        {% endfor %}
-        [/fields] #}
-        </description>
+        <description> {{ node.body.0.value }} </description>
         <link>http://www.ondarossa.info{{node.path.0.alias}}</link>
 
         <enclosure url="{{ audiourl | replace({"https://": "http://"}) | escape('html_attr') }}" type="audio/{{ext}}" length="1024"></enclosure>
+        {% if img != "" %}
+            {% set img_ext = img|split('.')|last|lower|replace({jpg: 'jpeg'}) %}
+            <itunes:image href="{{node.img.0.uri}}" type="image/{{img_ext}}" />
+        {% endif %}
         <pubDate>{{ "@#{node.created.0.value}" | date("r") }}</pubDate>
-        <itunes:author>Redazione Ondarossa</itunes:author>
+        <dc:creator><![CDATA[{{author}}]]></dc:creator>
+        <itunes:author><![CDATA[{{author}}]]></itunes:author>
         <itunes:duration>{{"%02d" | format(duratahrs)}}:{{"%02d" | format(duratamin)}}:{{"%02d" | format(duratasec)}}</itunes:duration>
         <itunes:explicit>no</itunes:explicit>
+        {#
+        questo if serve per poter fare una transizione senza cambiare di
+        botto i guid a tutti; tornare qui nel 2022 e lasciare solo il primo
+        ramo.
+        Senza questo cambio, se due articoli hanno lo stesso audio, si generano
+        guid duplicati
+        #}
+        {% if node.created.0.value  > 1639689963 %}
+        <guid>{{ audiourl }}@http://www.ondarossa.info{{node.path.0.alias}}@{{num}}</guid>
+        {% else %}
         <guid>{{ audiourl }}</guid>
+        {% endif %}
         </item>
     {% endfor %}
 {% endfor %}