diff --git a/src/Services/Attachments/AttachmentSubmitHandler.php b/src/Services/Attachments/AttachmentSubmitHandler.php
index 25f6142f..2e40f1f5 100644
--- a/src/Services/Attachments/AttachmentSubmitHandler.php
+++ b/src/Services/Attachments/AttachmentSubmitHandler.php
@@ -69,7 +69,7 @@ class AttachmentSubmitHandler
 
     protected const BLACKLISTED_EXTENSIONS = ['php', 'phtml', 'php3', 'ph3', 'php4', 'ph4', 'php5', 'ph5', 'phtm', 'sh',
         'asp', 'cgi', 'py', 'pl', 'exe', 'aspx', 'js', 'mjs', 'jsp', 'css', 'jar', 'html', 'htm', 'shtm', 'shtml', 'htaccess',
-        'htpasswd', ''];
+        'htpasswd', 'phar', 'phps', ''];
 
     public function __construct(
         protected AttachmentPathResolver $pathResolver,