diff --git a/image.php b/image.php
index 46b0cf3..664c8ac 100644
--- a/image.php
+++ b/image.php
@@ -20,9 +20,9 @@ get_header(); ?>
 						<div class="entry-meta">
 							<?php
 								$metadata = wp_get_attachment_metadata();
-								printf( __( 'Published <span class="entry-date"><abbr class="published" title="%1$s">%2$s</abbr></span> at <a href="%3$s" title="Link to full-size image">%4$s &times; %5$s</a> in <a href="%6$s" title="Return to %7$s" rel="gallery">%7$s</a>', '_s' ),
-									esc_attr( get_the_time() ),
-									get_the_date(),
+								printf( __( 'Published <span class="entry-date"><time class="entry-date" datetime="%1$s" pubdate>%2$s</time></span> at <a href="%3$s" title="Link to full-size image">%4$s &times; %5$s</a> in <a href="%6$s" title="Return to %7$s" rel="gallery">%7$s</a>', '_s' ),
+									esc_attr( get_the_date( 'c' ) ),
+									esc_html( get_the_date() ),
 									wp_get_attachment_url(),
 									$metadata['width'],
 									$metadata['height'],