diff --git a/composer.json b/composer.json
index 8c05013009be0..49d6605108cfe 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
 		"issues": "https://github.com/WordPress/gutenberg/issues"
 	},
 	"require-dev": {
-		"dealerdirect/phpcodesniffer-composer-installer": "^0.6",
+		"dealerdirect/phpcodesniffer-composer-installer": "^0.7",
 		"squizlabs/php_codesniffer": "^3.5",
 		"phpcompatibility/php-compatibility": "^9.3",
 		"wp-coding-standards/wpcs": "^2.2",
@@ -23,6 +23,6 @@
 	},
 	"scripts": {
 		"format": "phpcbf --standard=phpcs.xml.dist --report-summary --report-source",
-		"lint": "phpcs --standard=phpcs.xml.dist"
+		"lint": "phpcs --standard=phpcs.xml.dist --runtime-set ignore_warnings_on_exit 1"
 	}
 }
diff --git a/composer.lock b/composer.lock
index 9f485316022eb..ca3dde5106f29 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": "bcdce838e8354d08b1ed65eb1ebf3636",
+    "content-hash": "693be7bb8e616544f4b253f4a2168e04",
     "packages": [
         {
             "name": "composer/installers",
@@ -131,28 +131,38 @@
                 "zend",
                 "zikula"
             ],
+            "funding": [
+                {
+                    "url": "https://packagist.com",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/composer/composer",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-04-07T06:57:05+00:00"
         }
     ],
     "packages-dev": [
         {
             "name": "dealerdirect/phpcodesniffer-composer-installer",
-            "version": "v0.6.2",
+            "version": "v0.7.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/Dealerdirect/phpcodesniffer-composer-installer.git",
-                "reference": "8001af8eb107fbfcedc31a8b51e20b07d85b457a"
+                "reference": "e8d808670b8f882188368faaf1144448c169c0b7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Dealerdirect/phpcodesniffer-composer-installer/zipball/8001af8eb107fbfcedc31a8b51e20b07d85b457a",
-                "reference": "8001af8eb107fbfcedc31a8b51e20b07d85b457a",
+                "url": "https://api.github.com/repos/Dealerdirect/phpcodesniffer-composer-installer/zipball/e8d808670b8f882188368faaf1144448c169c0b7",
+                "reference": "e8d808670b8f882188368faaf1144448c169c0b7",
                 "shasum": ""
             },
             "require": {
-                "composer-plugin-api": "^1.0",
-                "php": "^5.3|^7",
-                "squizlabs/php_codesniffer": "^2|^3"
+                "composer-plugin-api": "^1.0 || ^2.0",
+                "php": ">=5.3",
+                "squizlabs/php_codesniffer": "^2 || ^3 || 4.0.x-dev"
             },
             "require-dev": {
                 "composer/composer": "*",
@@ -199,7 +209,7 @@
                 "stylecheck",
                 "tests"
             ],
-            "time": "2020-01-29T20:22:20+00:00"
+            "time": "2020-06-25T14:57:39+00:00"
         },
         {
             "name": "phpcompatibility/php-compatibility",
@@ -261,27 +271,27 @@
         },
         {
             "name": "sirbrillig/phpcs-variable-analysis",
-            "version": "v2.8.1",
+            "version": "v2.9.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sirbrillig/phpcs-variable-analysis.git",
-                "reference": "5be26b4d719acaf7a433d1cad469159cbf034f2a"
+                "reference": "ff54d4ec7f2bd152d526fdabfeff639aa9b8be01"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sirbrillig/phpcs-variable-analysis/zipball/5be26b4d719acaf7a433d1cad469159cbf034f2a",
-                "reference": "5be26b4d719acaf7a433d1cad469159cbf034f2a",
+                "url": "https://api.github.com/repos/sirbrillig/phpcs-variable-analysis/zipball/ff54d4ec7f2bd152d526fdabfeff639aa9b8be01",
+                "reference": "ff54d4ec7f2bd152d526fdabfeff639aa9b8be01",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.6.0",
+                "php": ">=5.4.0",
                 "squizlabs/php_codesniffer": "^3.1"
             },
             "require-dev": {
                 "dealerdirect/phpcodesniffer-composer-installer": "^0.4.4 || ^0.5 || ^0.6",
-                "limedeck/phpunit-detailed-printer": "^3.1",
+                "limedeck/phpunit-detailed-printer": "^3.1 || ^4.0 || ^5.0",
                 "phpstan/phpstan": "^0.11.8",
-                "phpunit/phpunit": "^5.0 || ^6.5",
+                "phpunit/phpunit": "^5.0 || ^6.5 || ^7.0 || ^8.0",
                 "sirbrillig/phpcs-import-detection": "^1.1"
             },
             "type": "phpcodesniffer-standard",
@@ -305,20 +315,20 @@
                 }
             ],
             "description": "A PHPCS sniff to detect problems with variables.",
-            "time": "2020-02-11T22:18:48+00:00"
+            "time": "2020-10-07T23:32:29+00:00"
         },
         {
             "name": "squizlabs/php_codesniffer",
-            "version": "3.5.5",
+            "version": "3.5.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/squizlabs/PHP_CodeSniffer.git",
-                "reference": "73e2e7f57d958e7228fce50dc0c61f58f017f9f6"
+                "reference": "9d583721a7157ee997f235f327de038e7ea6dac4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/squizlabs/PHP_CodeSniffer/zipball/73e2e7f57d958e7228fce50dc0c61f58f017f9f6",
-                "reference": "73e2e7f57d958e7228fce50dc0c61f58f017f9f6",
+                "url": "https://api.github.com/repos/squizlabs/PHP_CodeSniffer/zipball/9d583721a7157ee997f235f327de038e7ea6dac4",
+                "reference": "9d583721a7157ee997f235f327de038e7ea6dac4",
                 "shasum": ""
             },
             "require": {
@@ -356,20 +366,20 @@
                 "phpcs",
                 "standards"
             ],
-            "time": "2020-04-17T01:09:41+00:00"
+            "time": "2020-10-23T02:01:07+00:00"
         },
         {
             "name": "wp-coding-standards/wpcs",
-            "version": "2.2.1",
+            "version": "2.3.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/WordPress/WordPress-Coding-Standards.git",
-                "reference": "b5a453203114cc2284b1a614c4953456fbe4f546"
+                "reference": "7da1894633f168fe244afc6de00d141f27517b62"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/WordPress/WordPress-Coding-Standards/zipball/b5a453203114cc2284b1a614c4953456fbe4f546",
-                "reference": "b5a453203114cc2284b1a614c4953456fbe4f546",
+                "url": "https://api.github.com/repos/WordPress/WordPress-Coding-Standards/zipball/7da1894633f168fe244afc6de00d141f27517b62",
+                "reference": "7da1894633f168fe244afc6de00d141f27517b62",
                 "shasum": ""
             },
             "require": {
@@ -379,6 +389,7 @@
             "require-dev": {
                 "dealerdirect/phpcodesniffer-composer-installer": "^0.5 || ^0.6",
                 "phpcompatibility/php-compatibility": "^9.0",
+                "phpcsstandards/phpcsdevtools": "^1.0",
                 "phpunit/phpunit": "^4.0 || ^5.0 || ^6.0 || ^7.0"
             },
             "suggest": {
@@ -401,20 +412,20 @@
                 "standards",
                 "wordpress"
             ],
-            "time": "2020-02-04T02:52:06+00:00"
+            "time": "2020-05-13T23:57:56+00:00"
         },
         {
             "name": "wp-phpunit/wp-phpunit",
-            "version": "5.4.1",
+            "version": "5.5.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/wp-phpunit/wp-phpunit.git",
-                "reference": "15925e03c8594c08cf2822e24e511af8dc6f779e"
+                "reference": "763121e752594664c150643e05c991a0acf3800a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/wp-phpunit/wp-phpunit/zipball/15925e03c8594c08cf2822e24e511af8dc6f779e",
-                "reference": "15925e03c8594c08cf2822e24e511af8dc6f779e",
+                "url": "https://api.github.com/repos/wp-phpunit/wp-phpunit/zipball/763121e752594664c150643e05c991a0acf3800a",
+                "reference": "763121e752594664c150643e05c991a0acf3800a",
                 "shasum": ""
             },
             "type": "library",
@@ -444,7 +455,7 @@
                 "test",
                 "wordpress"
             ],
-            "time": "2020-04-01T14:35:27+00:00"
+            "time": "2020-09-02T15:53:50+00:00"
         }
     ],
     "aliases": [],
@@ -453,5 +464,6 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": [],
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "1.1.0"
 }