diff --git a/mail.php b/mail.php
index 3dc82cf..5fd4b8c 100644
--- a/mail.php
+++ b/mail.php
@@ -1356,6 +1356,8 @@ class mail
     }
     unset ($sectionID);
     unset ($section);
+    $attachmentDetails = array ();
+    $attachmentInlineDetails = array ();
     for ($i = 0 ; $i < $attachmentNb ; $i ++)
       $attachmentDetails[$i] = $this->getAttachmentDetails($i);
     for ($i = 0 ; $i < $attachmentInlineNb ; $i ++)