diff --git a/.phpcs.xml b/.phpcs.xml
index ac0f91e66..68ddc5292 100644
--- a/.phpcs.xml
+++ b/.phpcs.xml
@@ -8,6 +8,7 @@
 		<exclude name="MediaWiki.Commenting.FunctionComment.MissingDocumentationPublic" />
 		<exclude name="MediaWiki.Commenting.FunctionComment.WrongStyle" />
 		<exclude name="MediaWiki.NamingConventions.LowerCamelFunctionsName.FunctionName" />
+		<exclude name="MediaWiki.PHPUnit.AssertEmpty.AssertEmptyUsed" />
 		<exclude name="MediaWiki.Usage.ExtendClassUsage.FunctionConfigUsage" />
 		<exclude name="MediaWiki.WhiteSpace.SpaceBeforeSingleLineComment.NewLineComment" />
 	</rule>
diff --git a/composer.json b/composer.json
index 5b3cf2aa4..7c4af8b9f 100644
--- a/composer.json
+++ b/composer.json
@@ -1,10 +1,10 @@
 {
 	"require-dev": {
-		"mediawiki/mediawiki-codesniffer": "38.0.0",
+		"mediawiki/mediawiki-codesniffer": "39.0.0",
 		"mediawiki/mediawiki-phan-config": "0.11.1",
 		"mediawiki/minus-x": "1.1.1",
-		"php-parallel-lint/php-console-highlighter": "0.5.0",
-		"php-parallel-lint/php-parallel-lint": "1.3.1"
+		"php-parallel-lint/php-console-highlighter": "1.0.0",
+		"php-parallel-lint/php-parallel-lint": "1.3.2"
 	},
 	"scripts": {
 		"test": [
diff --git a/package-lock.json b/package-lock.json
index 2dfdff49b..c91d6f9bf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1110,9 +1110,9 @@
 			}
 		},
 		"node_modules/async": {
-			"version": "2.6.3",
-			"resolved": "https://registry.npmjs.org/async/-/async-2.6.3.tgz",
-			"integrity": "sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==",
+			"version": "2.6.4",
+			"resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+			"integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
 			"dev": true,
 			"dependencies": {
 				"lodash": "^4.17.14"
@@ -9838,9 +9838,9 @@
 			"dev": true
 		},
 		"async": {
-			"version": "2.6.3",
-			"resolved": "https://registry.npmjs.org/async/-/async-2.6.3.tgz",
-			"integrity": "sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==",
+			"version": "2.6.4",
+			"resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+			"integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
 			"dev": true,
 			"requires": {
 				"lodash": "^4.17.14"