diff --git a/src/lib.rs b/src/lib.rs
index 41854cc..d1bf66b 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-use chrono::NaiveDate;
+use chrono::DateTime;
 use serde_json::Value;
 
 pub struct Feed {
@@ -50,13 +50,17 @@ impl Feed {
             ret.push_str(&format!(
                 "<title>{} ({})</title>",
                 episode.title,
-                episode.date.format("%d. %m.")
+                episode.timestamp.format("%d.%m.")
             ));
             ret.push_str(&format!(
                 "<enclosure url=\"{}\" length=\"0\" type=\"audio/mpeg\"/>\n",
                 quick_xml::escape::escape(&episode.media_url)
             ));
             ret.push_str("<description>Journal</description>");
+            ret.push_str(&format!(
+                "<pubDate>{}</pubDate>",
+                episode.timestamp.to_rfc2822()
+            ));
             ret.push_str("</item>");
         }
 
@@ -98,7 +102,7 @@ pub struct Broadcast {
     pub url: String,
     pub media_url: String,
     pub title: String,
-    pub date: NaiveDate,
+    pub timestamp: DateTime<chrono::Utc>,
 }
 
 impl Broadcast {
@@ -121,20 +125,22 @@ impl Broadcast {
             return Err(format!("{url} has no title").into());
         };
 
-        let Some(date) = data["broadcastDay"].as_number() else {
-            return Err(format!("{url} has no broadcastDay").into());
+        let Some(timestamp) = data["start"].as_number() else {
+            return Err(format!("{url} has no start").into());
         };
-        let Ok(date) = NaiveDate::parse_from_str(&date.to_string(), "%Y%m%d") else {
-            return Err(
-                format!("broadcastDay in {url} not in a valid format (%Y%m%d): {date}").into(),
-            );
+        let Some(timestamp) = DateTime::from_timestamp(timestamp.as_i64().unwrap() / 1000, 0)
+        else {
+            return Err(format!(
+                "broadcastDay in {url} not in a valid format (unix timestamp): {timestamp}"
+            )
+            .into());
         };
 
         Ok(Some(Self {
             url,
             media_url,
             title: title.into(),
-            date,
+            timestamp,
         }))
     }
 }