diff --git a/_includes/seo.html b/_includes/seo.html
index b2aed32..999d813 100644
--- a/_includes/seo.html
+++ b/_includes/seo.html
@@ -113,7 +113,7 @@
 <meta name="dcterms.Subject" content="A release by {{ artist | xml_escape | uniq }} named &quot;{{ album.name | xml_escape }}&quot; published on {{ site.title | xml_escape }}" />
 <meta name="dcterms.Title" content="Play &quot;{{ album.name | xml_escape }}&quot; by {{ artist | xml_escape | uniq }}" />
 <meta name="dcterms.Contributor" content="{{ site.title | xml_escape }}" />
-<meta name="dcterms.Date" content="{{ page.last_modified_at | date: '%Y-%m-%d' }}" />
+<meta name="dcterms.Date" content="{{ page.date | date: '%Y-%m-%d' }}" />
 <meta name="dcterms.Description" content="Listen and to a release by {{ artist | xml_escape | uniq }} named &quot;{{ album.name | xml_escape }}&quot; and support your remote artist!" />
 
 <!-- Facebook -->
@@ -125,7 +125,7 @@
 <meta property="og:site_name" content="{{ site.title | xml_escape }}" />
 <meta property="og:type" content="music:album" />
 {% for track in album.tracks %}<meta property="og:audio" content="{{ site.mediaurl }}/{{ track.albumSlug }}/{{ track.trackSlug }}.mp3" />{% endfor %}
-<meta property="article:published_time" content="{{ page.last_modified_at | date_to_xmlschema }}" />
+<meta property="article:published_time" content="{{ page.date | date_to_xmlschema }}" />
 <meta property="og:image" content="{{ site.mediaurl }}/{{ album.tracks[0].slug }}.jpeg" />
 
 <!-- Twitter Card -->
@@ -165,7 +165,7 @@
 <meta name="dcterms.Subject" content="{{ page.description | xml_escape }}" />
 <meta name="dcterms.Title" content="{{ page.title | xml_escape }}" />
 <meta name="dcterms.Contributor" content="{{ site.title | xml_escape }}" />
-<meta name="dcterms.Date" content="{{ page.last_modified_at | date: '%Y-%m-%d' }}" />
+<meta name="dcterms.Date" content="{{ page.date | date: '%Y-%m-%d' }}" />
 <meta name="dcterms.Description" content="{{ page.description | xml_escape }}" />
 
 <!-- Facebook -->
@@ -176,7 +176,7 @@
 <meta property="og:url" content="{{ site.url }}{{ page.url }}" />
 <meta property="og:site_name" content="{{ site.title | xml_escape }}" />
 <meta property="og:type" content="webpage" />
-<meta property="article:published_time" content="{{ page.last_modified_at | date_to_xmlschema }}" />
+<meta property="article:published_time" content="{{ page.date | date_to_xmlschema }}" />
 <meta property="og:image" content="{{ site.url }}{{ page.image }}" />
 <!-- Twitter Card -->