diff --git a/composer.json b/composer.json
index 334724b6..3b397fde 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
   },
   "require-dev": {
     "ergebnis/license": "~1.0.0",
-    "ergebnis/php-cs-fixer-config": "^2.1.2",
+    "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",
diff --git a/composer.lock b/composer.lock
index ca0dd37f..6be52146 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": "4e90b9c46ea3cc62f73867de914aadac",
+    "content-hash": "639215ad677d664b35d67e5ba3740422",
     "packages": [
         {
             "name": "ergebnis/json-printer",
@@ -766,21 +766,21 @@
         },
         {
             "name": "ergebnis/php-cs-fixer-config",
-            "version": "2.2.0",
+            "version": "2.2.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/ergebnis/php-cs-fixer-config.git",
-                "reference": "208b4f0c700c152fdcaf5520fde38947ab1f176c"
+                "reference": "4d98cb5cc9752335bec722d8c42083ca23cb4910"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/ergebnis/php-cs-fixer-config/zipball/208b4f0c700c152fdcaf5520fde38947ab1f176c",
-                "reference": "208b4f0c700c152fdcaf5520fde38947ab1f176c",
+                "url": "https://api.github.com/repos/ergebnis/php-cs-fixer-config/zipball/4d98cb5cc9752335bec722d8c42083ca23cb4910",
+                "reference": "4d98cb5cc9752335bec722d8c42083ca23cb4910",
                 "shasum": ""
             },
             "require": {
                 "ext-filter": "*",
-                "friendsofphp/php-cs-fixer": "~2.16.3",
+                "friendsofphp/php-cs-fixer": "~2.16.4",
                 "php": "^7.1"
             },
             "require-dev": {
@@ -791,7 +791,7 @@
                 "infection/infection": "~0.13.6",
                 "jangregor/phpstan-prophecy": "~0.8.0",
                 "phpstan/extension-installer": "^1.0.4",
-                "phpstan/phpstan": "~0.12.30",
+                "phpstan/phpstan": "~0.12.31",
                 "phpstan/phpstan-deprecation-rules": "~0.12.4",
                 "phpstan/phpstan-phpunit": "~0.12.11",
                 "phpstan/phpstan-strict-rules": "~0.12.2",
@@ -840,7 +840,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2020-06-23T09:27:56+00:00"
+            "time": "2020-06-28T21:17:45+00:00"
         },
         {
             "name": "ergebnis/phpstan-rules",
@@ -1091,16 +1091,16 @@
         },
         {
             "name": "friendsofphp/php-cs-fixer",
-            "version": "v2.16.3",
+            "version": "v2.16.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/FriendsOfPHP/PHP-CS-Fixer.git",
-                "reference": "83baf823a33a1cbd5416c8626935cf3f843c10b0"
+                "reference": "1023c3458137ab052f6ff1e09621a721bfdeca13"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/FriendsOfPHP/PHP-CS-Fixer/zipball/83baf823a33a1cbd5416c8626935cf3f843c10b0",
-                "reference": "83baf823a33a1cbd5416c8626935cf3f843c10b0",
+                "url": "https://api.github.com/repos/FriendsOfPHP/PHP-CS-Fixer/zipball/1023c3458137ab052f6ff1e09621a721bfdeca13",
+                "reference": "1023c3458137ab052f6ff1e09621a721bfdeca13",
                 "shasum": ""
             },
             "require": {
@@ -1132,12 +1132,12 @@
                 "php-cs-fixer/phpunit-constraint-xmlmatchesxsd": "^1.1",
                 "phpunit/phpunit": "^5.7.27 || ^6.5.14 || ^7.1",
                 "phpunitgoodpractices/traits": "^1.8",
-                "symfony/phpunit-bridge": "^4.3 || ^5.0",
+                "symfony/phpunit-bridge": "^5.1",
                 "symfony/yaml": "^3.0 || ^4.0 || ^5.0"
             },
             "suggest": {
                 "ext-dom": "For handling output formats in XML",
-                "ext-mbstring": "For handling non-UTF8 characters in cache signature.",
+                "ext-mbstring": "For handling non-UTF8 characters.",
                 "php-cs-fixer/phpunit-constraint-isidenticalstring": "For IsIdenticalString constraint.",
                 "php-cs-fixer/phpunit-constraint-xmlmatchesxsd": "For XmlMatchesXsd constraint.",
                 "symfony/polyfill-mbstring": "When enabling `ext-mbstring` is not possible."
@@ -1184,7 +1184,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2020-04-15T18:51:10+00:00"
+            "time": "2020-06-27T23:57:46+00:00"
         },
         {
             "name": "fzaninotto/faker",