diff --git a/src/_data/books.js b/src/_data/books.js
index fd5e103b..91891946 100644
--- a/src/_data/books.js
+++ b/src/_data/books.js
@@ -7,6 +7,7 @@ module.exports = async function () {
       author: read.authors.length > 1 ? read.authors.join(', ') : read.authors.pop(),
       cover: read.thumbnail.replace('https://books.google.com', 'https://books.coryd.dev'),
       link: `https://openlibrary.org/search?q=${read.isbn}`,
+      started: read.dateStarted,
       finished: read.dateFinished
     }
   })
diff --git a/src/_includes/feeds/books.liquid b/src/_includes/feeds/books.liquid
index 32ac1776..a843ddd3 100644
--- a/src/_includes/feeds/books.liquid
+++ b/src/_includes/feeds/books.liquid
@@ -7,7 +7,7 @@
   <link href="{{ pkg.homepage }}/books.xml" rel="self" />
   <link href="{{ pkg.homepage }}/" />
   <link rel="hub" href="https://pubsubhubbub.superfeedr.com/" />
-  <updated>{% block update %}{{ books[0].finished | date: "%Y-%m-%dT%H:%M:%S-08:00" }}{% endblock %}</updated>
+  <updated>{% block update %}{{ book[0].started | date: "%Y-%m-%dT%H:%M:%S-08:00" }}{% endblock %}</updated>
   <id>{{ site.url }}</id>
   <author>
     <name>{{ site.name }}</name>
diff --git a/src/feeds/books.liquid b/src/feeds/books.liquid
index effdf352..f2881243 100644
--- a/src/feeds/books.liquid
+++ b/src/feeds/books.liquid
@@ -11,7 +11,7 @@ permalink: /books.xml
   <entry>
     <title>{{ book.title | escape }}</title>
     <link href="{{book.link}}" />
-    <updated>{{ book.finished | date: "%m.%d.%Y" }}</updated>
+    <updated>{{ book.started  | date: "%m.%d.%Y" }}</updated>
     <id>{{ book.link }}</id>
     <content type="html"></content>
   </entry>
diff --git a/src/feeds/json/books.11ty.liquid b/src/feeds/json/books.11ty.liquid
index 7ad6c935..babfaade 100644
--- a/src/feeds/json/books.11ty.liquid
+++ b/src/feeds/json/books.11ty.liquid
@@ -13,7 +13,7 @@ permalink: '/books.json'
   "title": "{{ book.title | escape }}",
   "url": "{{ book.link }}",
   "content_text": "",
-  "date_published": "{{ book.finished | date: "%Y-%m-%dT%H:%M:%S-08:00" }}"
+  "date_published": "{{ book.started | date: "%Y-%m-%dT%H:%M:%S-08:00" }}"
   }{% if not forloop.last %},{% endif %}
 {% endfor %}
 ]