diff --git a/externals/phpmailer/class.phpmailer-lite.php b/externals/phpmailer/class.phpmailer-lite.php
index 61b11d99b1..b6d34a54aa 100644
--- a/externals/phpmailer/class.phpmailer-lite.php
+++ b/externals/phpmailer/class.phpmailer-lite.php
@@ -1980,7 +1980,6 @@ class PHPMailerLite {
       'mov'   =>  'video/quicktime',
       'avi'   =>  'video/x-msvideo',
       'movie' =>  'video/x-sgi-movie',
-      'doc'   =>  'application/msword',
       'word'  =>  'application/msword',
       'xl'    =>  'application/excel',
       'eml'   =>  'message/rfc822'
diff --git a/externals/phpmailer/class.phpmailer.php b/externals/phpmailer/class.phpmailer.php
index 001876af65..b266a74d8c 100644
--- a/externals/phpmailer/class.phpmailer.php
+++ b/externals/phpmailer/class.phpmailer.php
@@ -2118,7 +2118,6 @@ class PHPMailer {
       'mov'   =>  'video/quicktime',
       'avi'   =>  'video/x-msvideo',
       'movie' =>  'video/x-sgi-movie',
-      'doc'   =>  'application/msword',
       'word'  =>  'application/msword',
       'xl'    =>  'application/excel',
       'eml'   =>  'message/rfc822'