diff --git a/composer.json b/composer.json
index 40f0a1c..7b89a48 100644
--- a/composer.json
+++ b/composer.json
@@ -1,5 +1,5 @@
 {
     "require": {
-        "phpmailer/phpmailer": "5.2.2"
+        "phpmailer/phpmailer": "6.7.1"
     }
 }
diff --git a/composer.lock b/composer.lock
index cd97aa3..5a42df7 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,50 +4,67 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "d9618a62db23d0cc400a40547ca61955",
+    "content-hash": "946b3824b35ed464614ea1b5d6ce2724",
     "packages": [
         {
             "name": "phpmailer/phpmailer",
-            "version": "v5.2.2",
+            "version": "v6.7.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/PHPMailer/PHPMailer.git",
-                "reference": "10c57b72fe4476901d1b3f5ccf3f5cedb4b3c8b1"
+                "reference": "49cd7ea3d2563f028d7811f06864a53b1f15ff55"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/PHPMailer/PHPMailer/zipball/10c57b72fe4476901d1b3f5ccf3f5cedb4b3c8b1",
-                "reference": "10c57b72fe4476901d1b3f5ccf3f5cedb4b3c8b1",
+                "url": "https://api.github.com/repos/PHPMailer/PHPMailer/zipball/49cd7ea3d2563f028d7811f06864a53b1f15ff55",
+                "reference": "49cd7ea3d2563f028d7811f06864a53b1f15ff55",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.0.0"
+                "ext-ctype": "*",
+                "ext-filter": "*",
+                "ext-hash": "*",
+                "php": ">=5.5.0"
             },
             "require-dev": {
-                "phpdocumentor/phpdocumentor": "*",
-                "phpunit/phpunit": "*"
+                "dealerdirect/phpcodesniffer-composer-installer": "^0.7.2",
+                "doctrine/annotations": "^1.2.6 || ^1.13.3",
+                "php-parallel-lint/php-console-highlighter": "^1.0.0",
+                "php-parallel-lint/php-parallel-lint": "^1.3.2",
+                "phpcompatibility/php-compatibility": "^9.3.5",
+                "roave/security-advisories": "dev-latest",
+                "squizlabs/php_codesniffer": "^3.7.1",
+                "yoast/phpunit-polyfills": "^1.0.4"
+            },
+            "suggest": {
+                "ext-mbstring": "Needed to send email in multibyte encoding charset or decode encoded addresses",
+                "ext-openssl": "Needed for secure SMTP sending and DKIM signing",
+                "greew/oauth2-azure-provider": "Needed for Microsoft Azure XOAUTH2 authentication",
+                "hayageek/oauth2-yahoo": "Needed for Yahoo XOAUTH2 authentication",
+                "league/oauth2-google": "Needed for Google XOAUTH2 authentication",
+                "psr/log": "For optional PSR-3 debug logging",
+                "symfony/polyfill-mbstring": "To support UTF-8 if the Mbstring PHP extension is not enabled (^1.2)",
+                "thenetworg/oauth2-azure": "Needed for Microsoft XOAUTH2 authentication"
             },
             "type": "library",
             "autoload": {
-                "classmap": [
-                    "class.phpmailer.php",
-                    "class.pop3.php",
-                    "class.smtp.php"
-                ]
+                "psr-4": {
+                    "PHPMailer\\PHPMailer\\": "src/"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
-                "LGPL-2.1"
+                "LGPL-2.1-only"
             ],
             "authors": [
-                {
-                    "name": "Jim Jagielski",
-                    "email": "jimjag@gmail.com"
-                },
                 {
                     "name": "Marcus Bointon",
                     "email": "phpmailer@synchromedia.co.uk"
                 },
+                {
+                    "name": "Jim Jagielski",
+                    "email": "jimjag@gmail.com"
+                },
                 {
                     "name": "Andy Prevost",
                     "email": "codeworxtech@users.sourceforge.net"
@@ -57,7 +74,13 @@
                 }
             ],
             "description": "PHPMailer is a full-featured email creation and transfer class for PHP",
-            "time": "2012-12-04T11:15:39+00:00"
+            "funding": [
+                {
+                    "url": "https://github.com/Synchro",
+                    "type": "github"
+                }
+            ],
+            "time": "2022-12-08T13:30:06+00:00"
         }
     ],
     "packages-dev": [],