diff --git a/tests/issues/Issue410Test.php b/tests/issues/Issue410Test.php
index 7c3e6dc..068cb7d 100644
--- a/tests/issues/Issue410Test.php
+++ b/tests/issues/Issue410Test.php
@@ -22,6 +22,14 @@ public function testIssueEmail() {
         $message = Message::fromFile($filename);
 
         self::assertSame("☆第132号　「ガーデン&エクステリア」専門店のためのＱ&Ａサロン　【月刊エクステリア・ワーク】", (string)$message->subject);
+
+        $attachments = $message->getAttachments();
+
+        self::assertSame(1, $attachments->count());
+
+        $attachment = $attachments->first();
+        self::assertSame("☆第132号　「ガーデン&エクステリア」専門店のためのＱ&Ａサロン　【月刊エクステリア・ワーク】", $attachment->filename);
+        self::assertSame("☆第132号　「ガーデン&エクステリア」専門店のためのＱ&Ａサロン　【月刊エクステリア・ワーク】", $attachment->name);
     }
 
 }
\ No newline at end of file
diff --git a/tests/messages/issue-410.eml b/tests/messages/issue-410.eml
index 05ddeff..e5fe0c6 100644
--- a/tests/messages/issue-410.eml
+++ b/tests/messages/issue-410.eml
@@ -2,8 +2,15 @@ From: from@there.com
 To: to@here.com
 Subject: =?ISO-2022-JP?B?GyRCIXlCaBsoQjEzMhskQjlmISEhViUsITwlRyVzGyhCJhskQiUoJS8lOSVGJWolIiFXQGxMZ0U5JE4kPyRhJE4jURsoQiYbJEIjQSU1JW0lcyEhIVo3bjQpJSglLyU5JUYlaiUiISYlbyE8JS8hWxsoQg==?=
 Date: Wed, 13 Sep 2017 13:05:45 +0200
-Content-Type: text/plain;
-	charset="us-ascii"
-Content-Transfer-Encoding: quoted-printable
+MIME-Version: 1.0
+Content-Type: multipart/mixed;
+ boundary="------------B832AF745285AEEC6D5AEE42"
 
-Hi
\ No newline at end of file
+Hi
+--------------B832AF745285AEEC6D5AEE42
+Content-Transfer-Encoding: base64
+Content-Disposition: attachment;
+ filename="=?ISO-2022-JP?B?GyRCIXlCaBsoQjEzMhskQjlmISEhViUsITwlRyVzGyhCJhskQiUoJS8lOSVGJWolIiFXQGxMZ0U5JE4kPyRhJE4jURsoQiYbJEIjQSU1JW0lcyEhIVo3bjQpJSglLyU5JUYlaiUiISYlbyE8JS8hWxsoQg==?="
+
+SGkh
+--------------B832AF745285AEEC6D5AEE42--
\ No newline at end of file