diff --git a/.phpcs.xml b/.phpcs.xml
index 64f98c1..e909dc7 100644
--- a/.phpcs.xml
+++ b/.phpcs.xml
@@ -4,7 +4,6 @@
 		<exclude name="MediaWiki.Commenting.FunctionComment.MissingDocumentationPrivate" />
 		<exclude name="MediaWiki.Usage.DeprecatedGlobalVariables.Deprecated$wgTitle" />
 		<exclude name="MediaWiki.WhiteSpace.SpaceBeforeSingleLineComment.NewLineComment" />
-		<exclude name="PEAR.Functions.ValidDefaultValue.NotAtEnd" />
 	</rule>
 	<file>.</file>
 	<arg name="extensions" value="php" />
diff --git a/composer.json b/composer.json
index acc47eb..f737f81 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
 	"require-dev": {
-		"mediawiki/mediawiki-codesniffer": "39.0.0",
+		"mediawiki/mediawiki-codesniffer": "41.0.0",
 		"mediawiki/minus-x": "1.1.1",
 		"php-parallel-lint/php-console-highlighter": "1.0.0",
 		"php-parallel-lint/php-parallel-lint": "1.3.2"
diff --git a/package-lock.json b/package-lock.json
index bc183bf..f137aa8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
 				"grunt": "1.5.3",
 				"grunt-banana-checker": "0.10.0",
 				"grunt-eslint": "24.0.0",
-				"grunt-stylelint": "0.17.0",
+				"grunt-stylelint": "0.18.0",
 				"stylelint-config-wikimedia": "0.13.0"
 			}
 		},
@@ -2296,18 +2296,18 @@
 			}
 		},
 		"node_modules/grunt-stylelint": {
-			"version": "0.17.0",
-			"resolved": "https://registry.npmjs.org/grunt-stylelint/-/grunt-stylelint-0.17.0.tgz",
-			"integrity": "sha512-aVpqPO7h98haGRZKnj9nkMTMGjzmVQWyN/FNB/qkbcVG6pguZ48yZi8YO+ULynzNK9YFqWhWBFgAs71m7ZpK+A==",
+			"version": "0.18.0",
+			"resolved": "https://registry.npmjs.org/grunt-stylelint/-/grunt-stylelint-0.18.0.tgz",
+			"integrity": "sha512-Ks5OfRUCA6E1v5PkCQKYaMErHtoec/Ub0Vb1xvZ0CKm/1zzWKuqEu2ZVtFcQVDqrC5UM6AXaLHpsLiocVKAgbg==",
 			"dev": true,
 			"dependencies": {
-				"chalk": "^4.1.0"
+				"chalk": "^4.1.2"
 			},
 			"engines": {
 				"node": ">=12"
 			},
 			"peerDependencies": {
-				"stylelint": "^14.0.0"
+				"stylelint": "14.x"
 			}
 		},
 		"node_modules/hard-rejection": {
@@ -6414,12 +6414,12 @@
 			}
 		},
 		"grunt-stylelint": {
-			"version": "0.17.0",
-			"resolved": "https://registry.npmjs.org/grunt-stylelint/-/grunt-stylelint-0.17.0.tgz",
-			"integrity": "sha512-aVpqPO7h98haGRZKnj9nkMTMGjzmVQWyN/FNB/qkbcVG6pguZ48yZi8YO+ULynzNK9YFqWhWBFgAs71m7ZpK+A==",
+			"version": "0.18.0",
+			"resolved": "https://registry.npmjs.org/grunt-stylelint/-/grunt-stylelint-0.18.0.tgz",
+			"integrity": "sha512-Ks5OfRUCA6E1v5PkCQKYaMErHtoec/Ub0Vb1xvZ0CKm/1zzWKuqEu2ZVtFcQVDqrC5UM6AXaLHpsLiocVKAgbg==",
 			"dev": true,
 			"requires": {
-				"chalk": "^4.1.0"
+				"chalk": "^4.1.2"
 			}
 		},
 		"hard-rejection": {
diff --git a/package.json b/package.json
index 444a8b6..f5df87b 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
 		"grunt": "1.5.3",
 		"grunt-banana-checker": "0.10.0",
 		"grunt-eslint": "24.0.0",
-		"grunt-stylelint": "0.17.0",
+		"grunt-stylelint": "0.18.0",
 		"stylelint-config-wikimedia": "0.13.0"
 	}
 }