diff --git a/webui/model/folder/folder.php b/webui/model/folder/folder.php
index 077acba1..411ac25f 100644
--- a/webui/model/folder/folder.php
+++ b/webui/model/folder/folder.php
@@ -198,7 +198,7 @@ class ModelFolderFolder extends Model {
 
    public function update_message_folder($id = 0, $folder_id = 0) {
       $query = $this->db->query("UPDATE `" . TABLE_FOLDER_MESSAGE . "` SET folder_id=? WHERE id=?", array($folder_id, $id));
-      if($this->db->countAffected() == 0) {
+      if($this->db->countAffected() == 1) {
          $query = $this->sphx->query("UPDATE " . SPHINX_MAIN_INDEX . " SET folder=$folder_id WHERE id=$id");
       }
    }