diff --git a/composer.json b/composer.json
index 94f4874a..c984f07b 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
     "phpstan/phpstan": "~0.11.15 || ~0.12.0"
   },
   "require-dev": {
-    "ergebnis/composer-normalize": "^2.5.1",
+    "ergebnis/composer-normalize": "^2.6.1",
     "ergebnis/license": "~1.0.0",
     "ergebnis/php-cs-fixer-config": "^2.2.1",
     "ergebnis/test-util": "~1.0.0",
diff --git a/composer.lock b/composer.lock
index 4daa361b..d36f3b7b 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "537d070a5781816caf3e09ade03b0eb7",
+    "content-hash": "7f37ba16b75faa2c5a0bb2d7917d5af3",
     "packages": [
         {
             "name": "composer/xdebug-handler",
@@ -1943,38 +1943,39 @@
         },
         {
             "name": "ergebnis/composer-normalize",
-            "version": "2.5.1",
+            "version": "2.6.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/ergebnis/composer-normalize.git",
-                "reference": "d0faf549e565757a7ffbf1f306a4293080e43bdd"
+                "reference": "6a8595060dd34b6373ecf7e8d7da56d97a6e0dfa"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/ergebnis/composer-normalize/zipball/d0faf549e565757a7ffbf1f306a4293080e43bdd",
-                "reference": "d0faf549e565757a7ffbf1f306a4293080e43bdd",
+                "url": "https://api.github.com/repos/ergebnis/composer-normalize/zipball/6a8595060dd34b6373ecf7e8d7da56d97a6e0dfa",
+                "reference": "6a8595060dd34b6373ecf7e8d7da56d97a6e0dfa",
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             "require": {
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-                "ergebnis/json-normalizer": "~0.12.0",
-                "ergebnis/json-printer": "^3.0.2",
-                "localheinz/diff": "^1.0.1",
-                "php": "^7.1"
+                "ergebnis/json-normalizer": "~0.13.0",
+                "ergebnis/json-printer": "^3.1.0",
+                "justinrainbow/json-schema": "^5.2.10",
+                "localheinz/diff": "^1.1.1",
+                "php": "^7.1 || ^8.0"
             },
             "require-dev": {
-                "composer/composer": "^1.10.5 || ^2.0.0",
-                "composer/package-versions-deprecated": "^1.8.0",
-                "ergebnis/phpstan-rules": "~0.14.4",
+                "composer/composer": "^1.10.8 || ^2.0.0",
+                "composer/package-versions-deprecated": "^1.8.1",
+                "ergebnis/phpstan-rules": "~0.15.0",
                 "ergebnis/test-util": "~1.0.0",
-                "jangregor/phpstan-prophecy": "~0.6.2",
+                "jangregor/phpstan-prophecy": "~0.8.0",
                 "phpstan/extension-installer": "^1.0.4",
-                "phpstan/phpstan": "~0.12.19",
-                "phpstan/phpstan-deprecation-rules": "~0.12.2",
-                "phpstan/phpstan-phpunit": "~0.12.8",
+                "phpstan/phpstan": "~0.12.32",
+                "phpstan/phpstan-deprecation-rules": "~0.12.4",
+                "phpstan/phpstan-phpunit": "~0.12.11",
                 "phpstan/phpstan-strict-rules": "~0.12.2",
                 "phpunit/phpunit": "^7.5.20",
-                "symfony/filesystem": "^4.4.8"
+                "symfony/filesystem": "^4.4.9"
             },
             "type": "composer-plugin",
             "extra": {
@@ -2004,6 +2005,10 @@
                 "plugin"
             ],
             "funding": [
+                {
+                    "url": "https://cottonbureau.com/people/andreas-moller",
+                    "type": "custom"
+                },
                 {
                     "url": "https://paypal.me/localheinz",
                     "type": "custom"
@@ -2021,43 +2026,43 @@
                     "type": "github"
                 }
             ],
-            "time": "2020-05-01T12:02:09+00:00"
+            "time": "2020-07-06T06:52:50+00:00"
         },
         {
             "name": "ergebnis/json-normalizer",
-            "version": "0.12.0",
+            "version": "0.13.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/ergebnis/json-normalizer.git",
-                "reference": "0197447cd5d8f7e82116e904196a3e9f470655db"
+                "reference": "a532e078c3d77d01f79925bb7507a9b52bf6f9e8"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/ergebnis/json-normalizer/zipball/0197447cd5d8f7e82116e904196a3e9f470655db",
-                "reference": "0197447cd5d8f7e82116e904196a3e9f470655db",
+                "url": "https://api.github.com/repos/ergebnis/json-normalizer/zipball/a532e078c3d77d01f79925bb7507a9b52bf6f9e8",
+                "reference": "a532e078c3d77d01f79925bb7507a9b52bf6f9e8",
                 "shasum": ""
             },
             "require": {
-                "ergebnis/json-printer": "^3.0.2",
+                "ergebnis/json-printer": "^3.1.0",
                 "ext-json": "*",
-                "justinrainbow/json-schema": "^4.0.0 || ^5.0.0",
-                "php": "^7.1"
+                "justinrainbow/json-schema": "^5.2.10",
+                "php": "^7.1 || ^8.0"
             },
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-                "ergebnis/license": "~0.1.0",
-                "ergebnis/php-cs-fixer-config": "^2.1.2",
-                "ergebnis/phpstan-rules": "~0.14.4",
+                "ergebnis/license": "~1.0.0",
+                "ergebnis/php-cs-fixer-config": "^2.2.1",
+                "ergebnis/phpstan-rules": "~0.15.0",
                 "ergebnis/test-util": "~1.0.0",
                 "infection/infection": "~0.13.6",
-                "jangregor/phpstan-prophecy": "~0.6.2",
+                "jangregor/phpstan-prophecy": "~0.8.0",
                 "phpstan/extension-installer": "^1.0.4",
-                "phpstan/phpstan": "~0.12.18",
-                "phpstan/phpstan-deprecation-rules": "~0.12.2",
+                "phpstan/phpstan": "~0.12.32",
+                "phpstan/phpstan-deprecation-rules": "~0.12.4",
                 "phpstan/phpstan-phpunit": "~0.12.8",
                 "phpstan/phpstan-strict-rules": "~0.12.2",
                 "phpunit/phpunit": "^7.5.20",
-                "psalm/plugin-phpunit": "~0.10.0",
-                "vimeo/psalm": "^3.11.2"
+                "psalm/plugin-phpunit": "~0.10.1",
+                "vimeo/psalm": "^3.12.2"
             },
             "type": "library",
             "autoload": {
@@ -2082,6 +2087,10 @@
                 "normalizer"
             ],
             "funding": [
+                {
+                    "url": "https://cottonbureau.com/people/andreas-moller",
+                    "type": "custom"
+                },
                 {
                     "url": "https://paypal.me/localheinz",
                     "type": "custom"
@@ -2099,38 +2108,41 @@
                     "type": "github"
                 }
             ],
-            "time": "2020-04-19T12:30:41+00:00"
+            "time": "2020-07-04T21:41:41+00:00"
         },
         {
             "name": "ergebnis/json-printer",
-            "version": "3.0.2",
+            "version": "3.1.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/ergebnis/json-printer.git",
-                "reference": "c7985dc4879777f2e4ab689da25bdd49f59dd2cb"
+                "reference": "776a5c85ce3c67d97c6af08a67c917adbdb4758e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/ergebnis/json-printer/zipball/c7985dc4879777f2e4ab689da25bdd49f59dd2cb",
-                "reference": "c7985dc4879777f2e4ab689da25bdd49f59dd2cb",
+                "url": "https://api.github.com/repos/ergebnis/json-printer/zipball/776a5c85ce3c67d97c6af08a67c917adbdb4758e",
+                "reference": "776a5c85ce3c67d97c6af08a67c917adbdb4758e",
                 "shasum": ""
             },
             "require": {
                 "ext-json": "*",
                 "ext-mbstring": "*",
-                "php": "^7.1"
+                "php": "^7.1 || ^8.0"
             },
             "require-dev": {
-                "ergebnis/php-cs-fixer-config": "~1.1.1",
-                "ergebnis/phpstan-rules": "~0.14.1",
-                "ergebnis/test-util": "~0.9.0",
+                "ergebnis/license": "~1.0.0",
+                "ergebnis/php-cs-fixer-config": "^2.2.1",
+                "ergebnis/phpstan-rules": "~0.15.0",
+                "ergebnis/test-util": "~1.0.0",
                 "infection/infection": "~0.13.6",
-                "phpbench/phpbench": "~0.16.10",
-                "phpstan/extension-installer": "^1.0.3",
-                "phpstan/phpstan": "~0.11.19",
-                "phpstan/phpstan-deprecation-rules": "~0.11.2",
-                "phpstan/phpstan-strict-rules": "~0.11.1",
-                "phpunit/phpunit": "^7.5.18"
+                "phpstan/extension-installer": "^1.0.4",
+                "phpstan/phpstan": "~0.12.32",
+                "phpstan/phpstan-deprecation-rules": "~0.12.4",
+                "phpstan/phpstan-phpunit": "~0.12.11",
+                "phpstan/phpstan-strict-rules": "~0.12.2",
+                "phpunit/phpunit": "^7.5.20",
+                "psalm/plugin-phpunit": "~0.10.1",
+                "vimeo/psalm": "^3.12.2"
             },
             "type": "library",
             "autoload": {
@@ -2155,7 +2167,29 @@
                 "json",
                 "printer"
             ],
-            "time": "2019-12-19T14:42:54+00:00"
+            "funding": [
+                {
+                    "url": "https://cottonbureau.com/people/andreas-moller",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://paypal.me/localheinz",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://www.amazon.de/hz/wishlist/ls/2NCHMSJ4BC1OW",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://www.buymeacoffee.com/localheinz",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/localheinz",
+                    "type": "github"
+                }
+            ],
+            "time": "2020-07-04T17:09:39+00:00"
         },
         {
             "name": "ergebnis/license",
@@ -2712,16 +2746,16 @@
         },
         {
             "name": "justinrainbow/json-schema",
-            "version": "5.2.9",
+            "version": "5.2.10",
             "source": {
                 "type": "git",
                 "url": "https://github.com/justinrainbow/json-schema.git",
-                "reference": "44c6787311242a979fa15c704327c20e7221a0e4"
+                "reference": "2ba9c8c862ecd5510ed16c6340aa9f6eadb4f31b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/justinrainbow/json-schema/zipball/44c6787311242a979fa15c704327c20e7221a0e4",
-                "reference": "44c6787311242a979fa15c704327c20e7221a0e4",
+                "url": "https://api.github.com/repos/justinrainbow/json-schema/zipball/2ba9c8c862ecd5510ed16c6340aa9f6eadb4f31b",
+                "reference": "2ba9c8c862ecd5510ed16c6340aa9f6eadb4f31b",
                 "shasum": ""
             },
             "require": {
@@ -2774,28 +2808,28 @@
                 "json",
                 "schema"
             ],
-            "time": "2019-09-25T14:49:45+00:00"
+            "time": "2020-05-27T16:41:55+00:00"
         },
         {
             "name": "localheinz/diff",
-            "version": "1.0.1",
+            "version": "1.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/localheinz/diff.git",
-                "reference": "bd5661db4bbed26c6f25df8851fd9f4b424a356e"
+                "reference": "851bb20ea8358c86f677f5f111c4ab031b1c764c"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/localheinz/diff/zipball/bd5661db4bbed26c6f25df8851fd9f4b424a356e",
-                "reference": "bd5661db4bbed26c6f25df8851fd9f4b424a356e",
+                "url": "https://api.github.com/repos/localheinz/diff/zipball/851bb20ea8358c86f677f5f111c4ab031b1c764c",
+                "reference": "851bb20ea8358c86f677f5f111c4ab031b1c764c",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.1"
+                "php": "^7.1 || ^8.0"
             },
             "require-dev": {
                 "phpunit/phpunit": "^7.5 || ^8.0",
-                "symfony/process": "^2 || ^3.3 || ^4"
+                "symfony/process": "^4.2 || ^5"
             },
             "type": "library",
             "autoload": {
@@ -2818,14 +2852,20 @@
                 }
             ],
             "description": "Fork of sebastian/diff for use with ergebnis/composer-normalize",
-            "homepage": "https://github.com/sebastianbergmann/diff",
+            "homepage": "https://github.com/localheinz/diff",
             "keywords": [
                 "diff",
                 "udiff",
                 "unidiff",
                 "unified diff"
             ],
-            "time": "2019-12-17T07:42:37+00:00"
+            "funding": [
+                {
+                    "url": "https://github.com/sebastianbergmann",
+                    "type": "github"
+                }
+            ],
+            "time": "2020-07-06T04:49:32+00:00"
         },
         {
             "name": "myclabs/deep-copy",