diff --git a/webui/system/helper/mime.php b/webui/system/helper/mime.php
index efa2272b..b6301ad6 100644
--- a/webui/system/helper/mime.php
+++ b/webui/system/helper/mime.php
@@ -147,7 +147,7 @@ class Piler_Mime_Decode {
       $s = self::remove_LF($message);
       if(strpos($s, $EOL . $EOL)) {
          list($headers, $body) = explode($EOL . $EOL, $s, 2);
-         if(strstr($headers, "\nX-MS-Journal-Report:")) {
+         if(!strstr($headers, "\nX-MS-Journal-Report:")) {
             return $has_journal;
          }
       }