diff --git a/include/functions_images.inc.php b/include/functions_images.inc.php
index e480c1f8..d187ab35 100644
--- a/include/functions_images.inc.php
+++ b/include/functions_images.inc.php
@@ -3491,8 +3491,8 @@ function serendipity_moveMediaDirectory($oldDir, $newDir, $type = 'dir', $item_i
 
         foreach($renameValues AS $renameData) {
             // Rename thumbnail
-            rename($serendipity['serendipityPath'] . $serendipity['uploadPath'] . $oldDir . $pick['name'] . (!empty($renameData['fthumb']) ? '.' . $renameData['fthumb'] : '') . (empty($pick['extension']) ? '' : '.' . $pick['extension']),
-                   $serendipity['serendipityPath'] . $serendipity['uploadPath'] . $newDir . $pick['name'] . '.' . $renameData['thumb'] . (empty($pick['extension']) ? '' : '.' . $pick['extension']));
+            @rename($serendipity['serendipityPath'] . $serendipity['uploadPath'] . $oldDir . $pick['name'] . (!empty($renameData['fthumb']) ? '.' . $renameData['fthumb'] : '') . (empty($pick['extension']) ? '' : '.' . $pick['extension']),
+                   $serendipity['serendipityPath'] . $serendipity['uploadPath'] . $newDir . $pick['name'] . (!empty($pick['thumbnail_name']) ? '.' . $pick['thumbnail_name'] : '') . (empty($pick['extension']) ? '' : '.' . $pick['extension']));
         }
 
         $oldDir .= $pick['name'];