diff --git a/core/basethemelet.php b/core/basethemelet.php
index b8289ebc..39aadcd5 100644
--- a/core/basethemelet.php
+++ b/core/basethemelet.php
@@ -72,7 +72,7 @@ class BaseThemelet
             }
         }
 
-        return "<a href='$h_view_link' class='thumb shm-thumb shm-thumb-link {$custom_classes}' data-tags='$h_tags' data-post-id='$i_id'>".
+        return "<a href='$h_view_link' class='thumb shm-thumb shm-thumb-link {$custom_classes}' data-tags='$h_tags' data-height='$image->height' data-width='$image->width' data-post-id='$i_id'>".
                 "<img id='thumb_$i_id' title='$h_tip' alt='$h_tip' height='{$tsize[1]}' width='{$tsize[0]}' src='$h_thumb_link'>".
                 "</a>\n";
     }