diff --git a/.phpcs.xml b/.phpcs.xml
index 31ab3a1..eddb6dc 100644
--- a/.phpcs.xml
+++ b/.phpcs.xml
@@ -1,8 +1,6 @@
 <?xml version="1.0"?>
 <ruleset>
-	<rule ref="./vendor/mediawiki/mediawiki-codesniffer/MediaWiki">
-		<exclude name="MediaWiki.Commenting.PropertyDocumentation.MissingDocumentationPrivate" />
-	</rule>
+	<rule ref="./vendor/mediawiki/mediawiki-codesniffer/MediaWiki" />
 	<file>.</file>
 	<arg name="extensions" value="php" />
 	<arg name="encoding" value="UTF-8" />
diff --git a/includes/DeferredChecksJob.php b/includes/DeferredChecksJob.php
index a178e37..ba2e88b 100644
--- a/includes/DeferredChecksJob.php
+++ b/includes/DeferredChecksJob.php
@@ -15,7 +15,7 @@ class DeferredChecksJob extends Job {
 	public const TYPE_LOGIN_FAILED = 'failed';
 	public const TYPE_LOGIN_SUCCESS = 'success';
 
-	private $userFactory;
+	private UserFactory $userFactory;
 
 	/**
 	 * @param Title $title
diff --git a/includes/Hooks.php b/includes/Hooks.php
index 3b664ec..973b519 100644
--- a/includes/Hooks.php
+++ b/includes/Hooks.php
@@ -21,8 +21,7 @@ class Hooks implements
 	LocalUserCreatedHook,
 	RecentChange_saveHook
 {
-	/** @var UserFactory */
-	private $userFactory;
+	private UserFactory $userFactory;
 
 	public function __construct( UserFactory $userFactory ) {
 		$this->userFactory = $userFactory;
diff --git a/includes/LoginNotify.php b/includes/LoginNotify.php
index 600d43e..8641368 100644
--- a/includes/LoginNotify.php
+++ b/includes/LoginNotify.php
@@ -74,26 +74,18 @@ class LoginNotify implements LoggerAwareInterface {
 	/** We don't have data to confirm or deny this is a known system */
 	public const USER_NO_INFO = 'no info';
 
-	/** @var BagOStuff */
-	private $cache;
-	/** @var ServiceOptions */
-	private $config;
-	/** @var LoggerInterface Usually instance of LoginNotify log */
-	private $log;
+	private BagOStuff $cache;
+	private ServiceOptions $config;
+	private LoggerInterface $log;
 	/** @var string Salt for cookie hash. DON'T USE DIRECTLY, use getSalt() */
 	private $salt;
 	/** @var string */
 	private $secret;
-	/** @var IBufferingStatsdDataFactory */
-	private $stats;
-	/** @var LBFactory */
-	private $lbFactory;
-	/** @var JobQueueGroup */
-	private $jobQueueGroup;
-	/** @var CentralIdLookup */
-	private $centralIdLookup;
-	/** @var AuthManager */
-	private $authManager;
+	private IBufferingStatsdDataFactory $stats;
+	private LBFactory $lbFactory;
+	private JobQueueGroup $jobQueueGroup;
+	private CentralIdLookup $centralIdLookup;
+	private AuthManager $authManager;
 	/** @var int|null */
 	private $fakeTime;
 
diff --git a/includes/PurgeSeenJob.php b/includes/PurgeSeenJob.php
index 86c8085..21d1ed1 100644
--- a/includes/PurgeSeenJob.php
+++ b/includes/PurgeSeenJob.php
@@ -5,7 +5,7 @@ namespace LoginNotify;
 use MediaWiki\Title\Title;
 
 class PurgeSeenJob extends \Job {
-	private $loginNotify;
+	private LoginNotify $loginNotify;
 
 	public function __construct( Title $title, array $params, LoginNotify $loginNotify ) {
 		parent::__construct( 'LoginNotifyPurgeSeen', $title, $params );