diff --git a/composer.lock b/composer.lock
index 948f7c6..3ec709e 100644
--- a/composer.lock
+++ b/composer.lock
@@ -12,7 +12,7 @@
             "dist": {
                 "type": "path",
                 "url": "../objects",
-                "reference": "b4f1225a56a5e0e8a784e8406ea6ddbc0cc6f307"
+                "reference": "a0777a0df02d19464640c6e52d5065c0929432fb"
             },
             "type": "library",
             "autoload": {
@@ -27,16 +27,16 @@
         },
         {
             "name": "phpmailer/phpmailer",
-            "version": "v6.5.0",
+            "version": "v6.5.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/PHPMailer/PHPMailer.git",
-                "reference": "a5b5c43e50b7fba655f793ad27303cd74c57363c"
+                "reference": "baeb7cde6b60b1286912690ab0693c7789a31e71"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/PHPMailer/PHPMailer/zipball/a5b5c43e50b7fba655f793ad27303cd74c57363c",
-                "reference": "a5b5c43e50b7fba655f793ad27303cd74c57363c",
+                "url": "https://api.github.com/repos/PHPMailer/PHPMailer/zipball/baeb7cde6b60b1286912690ab0693c7789a31e71",
+                "reference": "baeb7cde6b60b1286912690ab0693c7789a31e71",
                 "shasum": ""
             },
             "require": {
@@ -48,10 +48,12 @@
             "require-dev": {
                 "dealerdirect/phpcodesniffer-composer-installer": "^0.7.0",
                 "doctrine/annotations": "^1.2",
+                "php-parallel-lint/php-console-highlighter": "^0.5.0",
+                "php-parallel-lint/php-parallel-lint": "^1.3",
                 "phpcompatibility/php-compatibility": "^9.3.5",
                 "roave/security-advisories": "dev-latest",
-                "squizlabs/php_codesniffer": "^3.5.6",
-                "yoast/phpunit-polyfills": "^0.2.0"
+                "squizlabs/php_codesniffer": "^3.6.0",
+                "yoast/phpunit-polyfills": "^1.0.0"
             },
             "suggest": {
                 "ext-mbstring": "Needed to send email in multibyte encoding charset or decode encoded addresses",
@@ -91,7 +93,7 @@
             "description": "PHPMailer is a full-featured email creation and transfer class for PHP",
             "support": {
                 "issues": "https://github.com/PHPMailer/PHPMailer/issues",
-                "source": "https://github.com/PHPMailer/PHPMailer/tree/v6.5.0"
+                "source": "https://github.com/PHPMailer/PHPMailer/tree/v6.5.3"
             },
             "funding": [
                 {
@@ -99,7 +101,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2021-06-16T14:33:43+00:00"
+            "time": "2021-11-25T16:34:11+00:00"
         }
     ],
     "packages-dev": [],
@@ -112,5 +114,5 @@
     "prefer-lowest": false,
     "platform": [],
     "platform-dev": [],
-    "plugin-api-version": "2.1.0"
+    "plugin-api-version": "2.2.0"
 }