diff --git a/composer.json b/composer.json
index 510f38b..a0f2513 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
     "require": {
         "php": "^7.1 || ^8.0",
         "squizlabs/php_codesniffer": "^3.0.0",
-        "slevomat/coding-standard": "^5.0 || ^6.0"
+        "slevomat/coding-standard": "^6.3.11"
     },
     "require-dev": {
         "phpunit/phpunit": "^8.5.12"
diff --git a/composer.lock b/composer.lock
index 294cefe..519236b 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,39 +4,107 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "bc80e5cceb7d918eb94a2dcca557dba9",
+    "content-hash": "1894cc29cddbd0c77bb9c8236e9fb5a5",
     "packages": [
+        {
+            "name": "dealerdirect/phpcodesniffer-composer-installer",
+            "version": "v0.7.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Dealerdirect/phpcodesniffer-composer-installer.git",
+                "reference": "fe390591e0241955f22eb9ba327d137e501c771c"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Dealerdirect/phpcodesniffer-composer-installer/zipball/fe390591e0241955f22eb9ba327d137e501c771c",
+                "reference": "fe390591e0241955f22eb9ba327d137e501c771c",
+                "shasum": ""
+            },
+            "require": {
+                "composer-plugin-api": "^1.0 || ^2.0",
+                "php": ">=5.3",
+                "squizlabs/php_codesniffer": "^2.0 || ^3.0 || ^4.0"
+            },
+            "require-dev": {
+                "composer/composer": "*",
+                "phpcompatibility/php-compatibility": "^9.0",
+                "sensiolabs/security-checker": "^4.1.0"
+            },
+            "type": "composer-plugin",
+            "extra": {
+                "class": "Dealerdirect\\Composer\\Plugin\\Installers\\PHPCodeSniffer\\Plugin"
+            },
+            "autoload": {
+                "psr-4": {
+                    "Dealerdirect\\Composer\\Plugin\\Installers\\PHPCodeSniffer\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Franck Nijhof",
+                    "email": "franck.nijhof@dealerdirect.com",
+                    "homepage": "http://www.frenck.nl",
+                    "role": "Developer / IT Manager"
+                }
+            ],
+            "description": "PHP_CodeSniffer Standards Composer Installer Plugin",
+            "homepage": "http://www.dealerdirect.com",
+            "keywords": [
+                "PHPCodeSniffer",
+                "PHP_CodeSniffer",
+                "code quality",
+                "codesniffer",
+                "composer",
+                "installer",
+                "phpcs",
+                "plugin",
+                "qa",
+                "quality",
+                "standard",
+                "standards",
+                "style guide",
+                "stylecheck",
+                "tests"
+            ],
+            "time": "2020-12-07T18:04:37+00:00"
+        },
         {
             "name": "phpstan/phpdoc-parser",
-            "version": "0.3.5",
+            "version": "0.4.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpdoc-parser.git",
-                "reference": "8c4ef2aefd9788238897b678a985e1d5c8df6db4"
+                "reference": "98a088b17966bdf6ee25c8a4b634df313d8aa531"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpdoc-parser/zipball/8c4ef2aefd9788238897b678a985e1d5c8df6db4",
-                "reference": "8c4ef2aefd9788238897b678a985e1d5c8df6db4",
+                "url": "https://api.github.com/repos/phpstan/phpdoc-parser/zipball/98a088b17966bdf6ee25c8a4b634df313d8aa531",
+                "reference": "98a088b17966bdf6ee25c8a4b634df313d8aa531",
                 "shasum": ""
             },
             "require": {
-                "php": "~7.1"
+                "php": "^7.1 || ^8.0"
             },
             "require-dev": {
                 "consistence/coding-standard": "^3.5",
+                "ergebnis/composer-normalize": "^2.0.2",
                 "jakub-onderka/php-parallel-lint": "^0.9.2",
                 "phing/phing": "^2.16.0",
-                "phpstan/phpstan": "^0.10",
+                "phpstan/extension-installer": "^1.0",
+                "phpstan/phpstan": "^0.12.26",
+                "phpstan/phpstan-strict-rules": "^0.12",
                 "phpunit/phpunit": "^6.3",
                 "slevomat/coding-standard": "^4.7.2",
-                "squizlabs/php_codesniffer": "^3.3.2",
-                "symfony/process": "^3.4 || ^4.0"
+                "symfony/process": "^4.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "0.3-dev"
+                    "dev-master": "0.4-dev"
                 }
             },
             "autoload": {
@@ -51,36 +119,43 @@
                 "MIT"
             ],
             "description": "PHPDoc parser with support for nullable, intersection and generic types",
-            "time": "2019-06-07T19:13:52+00:00"
+            "time": "2020-08-03T20:32:43+00:00"
         },
         {
             "name": "slevomat/coding-standard",
-            "version": "5.0.4",
+            "version": "6.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/slevomat/coding-standard.git",
-                "reference": "287ac3347c47918c0bf5e10335e36197ea10894c"
+                "reference": "696dcca217d0c9da2c40d02731526c1e25b65346"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/slevomat/coding-standard/zipball/287ac3347c47918c0bf5e10335e36197ea10894c",
-                "reference": "287ac3347c47918c0bf5e10335e36197ea10894c",
+                "url": "https://api.github.com/repos/slevomat/coding-standard/zipball/696dcca217d0c9da2c40d02731526c1e25b65346",
+                "reference": "696dcca217d0c9da2c40d02731526c1e25b65346",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.1",
-                "phpstan/phpdoc-parser": "^0.3.1",
-                "squizlabs/php_codesniffer": "^3.4.1"
+                "dealerdirect/phpcodesniffer-composer-installer": "^0.6.2 || ^0.7",
+                "php": "^7.1 || ^8.0",
+                "phpstan/phpdoc-parser": "0.4.5 - 0.4.9",
+                "squizlabs/php_codesniffer": "^3.5.6"
             },
             "require-dev": {
-                "jakub-onderka/php-parallel-lint": "1.0.0",
-                "phing/phing": "2.16.1",
-                "phpstan/phpstan": "0.11.4",
-                "phpstan/phpstan-phpunit": "0.11",
-                "phpstan/phpstan-strict-rules": "0.11",
-                "phpunit/phpunit": "8.0.5"
+                "phing/phing": "2.16.3",
+                "php-parallel-lint/php-parallel-lint": "1.2.0",
+                "phpstan/phpstan": "0.12.48",
+                "phpstan/phpstan-deprecation-rules": "0.12.5",
+                "phpstan/phpstan-phpunit": "0.12.16",
+                "phpstan/phpstan-strict-rules": "0.12.5",
+                "phpunit/phpunit": "7.5.20|8.5.5|9.4.0"
             },
             "type": "phpcodesniffer-standard",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "6.x-dev"
+                }
+            },
             "autoload": {
                 "psr-4": {
                     "SlevomatCodingStandard\\": "SlevomatCodingStandard"
@@ -91,20 +166,30 @@
                 "MIT"
             ],
             "description": "Slevomat Coding Standard for PHP_CodeSniffer complements Consistence Coding Standard by providing sniffs with additional checks.",
-            "time": "2019-03-22T19:10:53+00:00"
+            "funding": [
+                {
+                    "url": "https://github.com/kukulich",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/slevomat/coding-standard",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2020-10-05T12:39:37+00:00"
         },
         {
             "name": "squizlabs/php_codesniffer",
-            "version": "3.4.2",
+            "version": "3.5.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/squizlabs/PHP_CodeSniffer.git",
-                "reference": "b8a7362af1cc1aadb5bd36c3defc4dda2cf5f0a8"
+                "reference": "9d583721a7157ee997f235f327de038e7ea6dac4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/squizlabs/PHP_CodeSniffer/zipball/b8a7362af1cc1aadb5bd36c3defc4dda2cf5f0a8",
-                "reference": "b8a7362af1cc1aadb5bd36c3defc4dda2cf5f0a8",
+                "url": "https://api.github.com/repos/squizlabs/PHP_CodeSniffer/zipball/9d583721a7157ee997f235f327de038e7ea6dac4",
+                "reference": "9d583721a7157ee997f235f327de038e7ea6dac4",
                 "shasum": ""
             },
             "require": {
@@ -142,7 +227,7 @@
                 "phpcs",
                 "standards"
             ],
-            "time": "2019-04-10T23:49:02+00:00"
+            "time": "2020-10-23T02:01:07+00:00"
         }
     ],
     "packages-dev": [