diff --git a/core/ext/index.ext.php b/core/ext/index.ext.php
index 958a1aad..d3529fe9 100644
--- a/core/ext/index.ext.php
+++ b/core/ext/index.ext.php
@@ -134,7 +134,9 @@ class Index extends Extension {
 		$h_view_link = make_link("post/view/{$image->id}", $query);
 		$h_tip = html_escape($image->get_tooltip());
 		$h_thumb_link = $image->get_thumb_link();
-		return "<td><a href='$h_view_link'><img title='$h_tip' alt='$h_tip' src='$h_thumb_link'></a></td>\n";
+		$tsize = get_thumbnail_size($image->width, $image->height);
+		return "<td><a href='$h_view_link'><img title='$h_tip' alt='$h_tip'
+				width='{$tsize[0]}' height='{$tsize[1]}' src='$h_thumb_link'></a></td>\n";
 	}
 // }}}
 // rss {{{