diff --git a/theme/mimemail-message-registration_mail.tpl.php b/theme/mimemail-message-registration_mail.tpl.php
index 727f87e..e4dec5e 100644
--- a/theme/mimemail-message-registration_mail.tpl.php
+++ b/theme/mimemail-message-registration_mail.tpl.php
@@ -202,7 +202,7 @@ a[x-apple-data-detectors=true] {
 <div style="line-height:15px;font-size:1px">&nbsp;</div>  <img class="center fullwidth" align="center" border="0" src="<?php
     // First get your image
     $image = drupal_get_path('module', 'booking'). '/images/Final_Logo.png';
-    print 'data:image/jpg;base64,' . base64_encode(file_get_contents($image));
+    print 'data:image/png;base64,' . base64_encode(file_get_contents($image));
     ?>" alt="Image" title="Image" style="outline: none;text-decoration: none;-ms-interpolation-mode: bicubic;clear: both;display: block !important;border: 0;height: auto;float: none;width: 100%;max-width: 700px" width="700">
 <div style="line-height:15px;font-size:1px">&nbsp;</div><!--[if mso]></td></tr></table><![endif]-->
 </div>