diff --git a/composer.json b/composer.json
index fabff926ffd2a..e7a9035844fec 100644
--- a/composer.json
+++ b/composer.json
@@ -1,10 +1,22 @@
 {
-    "require-dev": {
-        "dealerdirect/phpcodesniffer-composer-installer": "^0.4",
-        "wimg/php-compatibility": "dev-master",
-        "wp-coding-standards/wpcs": "dev-develop"
-    },
-    "scripts": {
-        "lint": "phpcs"
-    }
+  "name": "wordpress/gutenberg",
+  "type": "wordpress-plugin",
+  "license": "GPL-2.0+",
+  "description": "Prototyping since 1440. Development hub for the editor focus in core.",
+  "homepage": "https://wordpress.github.io/gutenberg/",
+  "keywords": [
+    "gutenberg", "wordpress", "editor", "wp", "react", "javascript"
+  ],
+  "support": {
+    "issues": "https://github.com/WordPress/gutenberg/issues"
+  },
+  "require-dev": {
+    "dealerdirect/phpcodesniffer-composer-installer": "^0.4.3",
+    "squizlabs/php_codesniffer": "^3.1",
+    "wimg/php-compatibility": "^8",
+    "wp-coding-standards/wpcs": "^0.14.0"
+  },
+  "require": {
+    "composer/installers": "~1.0"
+  }
 }
diff --git a/composer.lock b/composer.lock
index 7f48eb72be5a3..0971f6bb68e7d 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,8 +4,126 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "79c15347d5f3bb06bd3a37adcc662bf4",
-    "packages": [],
+    "content-hash": "6294e908cbc6a7c0e62e92f44e7a428c",
+    "packages": [
+        {
+            "name": "composer/installers",
+            "version": "v1.4.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/composer/installers.git",
+                "reference": "9ce17fb70e9a38dd8acff0636a29f5cf4d575c1b"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/composer/installers/zipball/9ce17fb70e9a38dd8acff0636a29f5cf4d575c1b",
+                "reference": "9ce17fb70e9a38dd8acff0636a29f5cf4d575c1b",
+                "shasum": ""
+            },
+            "require": {
+                "composer-plugin-api": "^1.0"
+            },
+            "replace": {
+                "roundcube/plugin-installer": "*",
+                "shama/baton": "*"
+            },
+            "require-dev": {
+                "composer/composer": "1.0.*@dev",
+                "phpunit/phpunit": "4.1.*"
+            },
+            "type": "composer-plugin",
+            "extra": {
+                "class": "Composer\\Installers\\Plugin",
+                "branch-alias": {
+                    "dev-master": "1.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Composer\\Installers\\": "src/Composer/Installers"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Kyle Robinson Young",
+                    "email": "kyle@dontkry.com",
+                    "homepage": "https://github.com/shama"
+                }
+            ],
+            "description": "A multi-framework Composer library installer",
+            "homepage": "https://composer.github.io/installers/",
+            "keywords": [
+                "Craft",
+                "Dolibarr",
+                "Eliasis",
+                "Hurad",
+                "ImageCMS",
+                "Kanboard",
+                "Lan Management System",
+                "MODX Evo",
+                "Mautic",
+                "Maya",
+                "OXID",
+                "Plentymarkets",
+                "Porto",
+                "RadPHP",
+                "SMF",
+                "Thelia",
+                "WolfCMS",
+                "agl",
+                "aimeos",
+                "annotatecms",
+                "attogram",
+                "bitrix",
+                "cakephp",
+                "chef",
+                "cockpit",
+                "codeigniter",
+                "concrete5",
+                "croogo",
+                "dokuwiki",
+                "drupal",
+                "eZ Platform",
+                "elgg",
+                "expressionengine",
+                "fuelphp",
+                "grav",
+                "installer",
+                "itop",
+                "joomla",
+                "kohana",
+                "laravel",
+                "lavalite",
+                "lithium",
+                "magento",
+                "mako",
+                "mediawiki",
+                "modulework",
+                "moodle",
+                "osclass",
+                "phpbb",
+                "piwik",
+                "ppi",
+                "puppet",
+                "reindex",
+                "roundcube",
+                "shopware",
+                "silverstripe",
+                "sydes",
+                "symfony",
+                "typo3",
+                "wordpress",
+                "yawik",
+                "zend",
+                "zikula"
+            ],
+            "time": "2017-08-09T07:53:48+00:00"
+        }
+    ],
     "packages-dev": [
         {
             "name": "dealerdirect/phpcodesniffer-composer-installer",
@@ -77,16 +195,16 @@
         },
         {
             "name": "squizlabs/php_codesniffer",
-            "version": "3.1.0",
+            "version": "3.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/squizlabs/PHP_CodeSniffer.git",
-                "reference": "3c2d0a0fe39684ba0c1eb842a6a775d0b938d699"
+                "reference": "d667e245d5dcd4d7bf80f26f2c947d476b66213e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/squizlabs/PHP_CodeSniffer/zipball/3c2d0a0fe39684ba0c1eb842a6a775d0b938d699",
-                "reference": "3c2d0a0fe39684ba0c1eb842a6a775d0b938d699",
+                "url": "https://api.github.com/repos/squizlabs/PHP_CodeSniffer/zipball/d667e245d5dcd4d7bf80f26f2c947d476b66213e",
+                "reference": "d667e245d5dcd4d7bf80f26f2c947d476b66213e",
                 "shasum": ""
             },
             "require": {
@@ -124,20 +242,20 @@
                 "phpcs",
                 "standards"
             ],
-            "time": "2017-09-19T22:47:14+00:00"
+            "time": "2017-10-16T22:40:25+00:00"
         },
         {
             "name": "wimg/php-compatibility",
-            "version": "dev-master",
+            "version": "8.0.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/wimg/PHPCompatibility.git",
-                "reference": "e3a7ae6920033130f4cd76cf09384481224f206f"
+                "reference": "4c4385fb891dff0501009670f988d4fe36785249"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/wimg/PHPCompatibility/zipball/e3a7ae6920033130f4cd76cf09384481224f206f",
-                "reference": "e3a7ae6920033130f4cd76cf09384481224f206f",
+                "url": "https://api.github.com/repos/wimg/PHPCompatibility/zipball/4c4385fb891dff0501009670f988d4fe36785249",
+                "reference": "4c4385fb891dff0501009670f988d4fe36785249",
                 "shasum": ""
             },
             "require": {
@@ -176,20 +294,20 @@
                 "phpcs",
                 "standards"
             ],
-            "time": "2017-08-07 19:44:46"
+            "time": "2017-08-07T19:39:05+00:00"
         },
         {
             "name": "wp-coding-standards/wpcs",
-            "version": "dev-develop",
+            "version": "0.14.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/WordPress-Coding-Standards/WordPress-Coding-Standards.git",
-                "reference": "b19535707965e6f185f6fc678b044d8c7f0b1b50"
+                "reference": "8cadf48fa1c70b2381988e0a79e029e011a8f41c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/WordPress-Coding-Standards/WordPress-Coding-Standards/zipball/b19535707965e6f185f6fc678b044d8c7f0b1b50",
-                "reference": "b19535707965e6f185f6fc678b044d8c7f0b1b50",
+                "url": "https://api.github.com/repos/WordPress-Coding-Standards/WordPress-Coding-Standards/zipball/8cadf48fa1c70b2381988e0a79e029e011a8f41c",
+                "reference": "8cadf48fa1c70b2381988e0a79e029e011a8f41c",
                 "shasum": ""
             },
             "require": {
@@ -216,15 +334,12 @@
                 "standards",
                 "wordpress"
             ],
-            "time": "2017-10-09T13:04:35+00:00"
+            "time": "2017-11-01T15:10:46+00:00"
         }
     ],
     "aliases": [],
     "minimum-stability": "stable",
-    "stability-flags": {
-        "wimg/php-compatibility": 20,
-        "wp-coding-standards/wpcs": 20
-    },
+    "stability-flags": [],
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": [],