diff --git a/includes/api/ApiQueryUsers.php b/includes/api/ApiQueryUsers.php
index 1766bff81fb..ed208260ad1 100644
--- a/includes/api/ApiQueryUsers.php
+++ b/includes/api/ApiQueryUsers.php
@@ -172,7 +172,10 @@ class ApiQueryUsers extends ApiQueryBase {
 				$this->addTables( 'user_groups' );
 				$this->addJoinConds( [ 'user_groups' => [ 'JOIN', 'ug_user=user_id' ] ] );
 				$this->addFields( [ 'user_name' ] );
-				$this->addFields( UserGroupMembership::selectFields() );
+				$this->addFields( MediaWikiServices::getInstance()
+					->getUserGroupManager()
+					->getQueryInfo()['fields']
+				);
 				$this->addWhere( 'ug_expiry IS NULL OR ug_expiry >= ' .
 					$db->addQuotes( $db->timestamp() ) );
 				$userGroupsRes = $this->select( __METHOD__ );
diff --git a/includes/jobqueue/jobs/UserGroupExpiryJob.php b/includes/jobqueue/jobs/UserGroupExpiryJob.php
index e685d8d7ea3..0bde4c8565b 100644
--- a/includes/jobqueue/jobs/UserGroupExpiryJob.php
+++ b/includes/jobqueue/jobs/UserGroupExpiryJob.php
@@ -1,4 +1,7 @@
 <?php
+
+use MediaWiki\MediaWikiServices;
+
 /**
  * Job that purges expired user group memberships.
  *
@@ -32,8 +35,7 @@ class UserGroupExpiryJob extends Job implements GenericParameterJob {
 	 * @return bool Success
 	 */
 	public function run() {
-		UserGroupMembership::purgeExpired();
-
+		MediaWikiServices::getInstance()->getUserGroupManager()->purgeExpired();
 		return true;
 	}
 }
diff --git a/includes/specials/pagers/UsersPager.php b/includes/specials/pagers/UsersPager.php
index 5b374fbfaf6..c8e0e2eb8de 100644
--- a/includes/specials/pagers/UsersPager.php
+++ b/includes/specials/pagers/UsersPager.php
@@ -262,16 +262,19 @@ class UsersPager extends AlphabeticPager {
 
 		// Lookup groups for all the users
 		$dbr = wfGetDB( DB_REPLICA );
+		$groupManager = MediaWikiServices::getInstance()->getUserGroupManager();
+		$groupsQueryInfo = $groupManager->getQueryInfo();
 		$groupRes = $dbr->select(
-			'user_groups',
-			UserGroupMembership::selectFields(),
+			$groupsQueryInfo['tables'],
+			$groupsQueryInfo['fields'],
 			[ 'ug_user' => $userIds ],
-			__METHOD__
+			__METHOD__,
+			$groupsQueryInfo['joins']
 		);
 		$cache = [];
 		$groups = [];
 		foreach ( $groupRes as $row ) {
-			$ugm = UserGroupMembership::newFromRow( $row );
+			$ugm = $groupManager->newGroupMembershipFromRow( $row );
 			if ( !$ugm->isExpired() ) {
 				$cache[$row->ug_user][$row->ug_group] = $ugm;
 				$groups[$row->ug_group] = true;
diff --git a/includes/user/UserGroupMembership.php b/includes/user/UserGroupMembership.php
index 89af1e66213..0161039f1e0 100644
--- a/includes/user/UserGroupMembership.php
+++ b/includes/user/UserGroupMembership.php
@@ -119,6 +119,7 @@ class UserGroupMembership {
 	 * @deprecated since 1.35, use UserGroupMembership constructor instead
 	 */
 	public static function newFromRow( $row ) {
+		wfDeprecated( __METHOD__, '1.35' );
 		return new self(
 			(int)$row->ug_user,
 			$row->ug_group,
@@ -134,6 +135,7 @@ class UserGroupMembership {
 	 * @deprecated since 1.35, use UserGroupManager::getQueryInfo instead
 	 */
 	public static function selectFields() {
+		wfDeprecated( __METHOD__, '1.35' );
 		return MediaWikiServices::getInstance()->getUserGroupManager()->getQueryInfo()['fields'];
 	}
 
@@ -147,6 +149,7 @@ class UserGroupMembership {
 	 * @deprecated since 1.35, use UserGroupManager::removeUserFromGroup instead
 	 */
 	public function delete( IDatabase $dbw = null ) {
+		wfDeprecated( __METHOD__, '1.35' );
 		return MediaWikiServices::getInstance()
 			->getUserGroupManager()
 			->removeUserFromGroup(
@@ -172,6 +175,7 @@ class UserGroupMembership {
 	 * @deprecated since 1.35, use UserGroupManager::addUserToGroup instead
 	 */
 	public function insert( $allowUpdate = false, IDatabase $dbw = null ) {
+		wfDeprecated( __METHOD__, '1.35' );
 		return MediaWikiServices::getInstance()
 			->getUserGroupManager()
 			->addUserToGroup(
@@ -204,6 +208,7 @@ class UserGroupMembership {
 	 * @deprecated since 1.35, use UserGroupManager::purgeExpired instead
 	 */
 	public static function purgeExpired() {
+		wfDeprecated( __METHOD__, '1.35' );
 		return MediaWikiServices::getInstance()
 			->getUserGroupManager()
 			->purgeExpired();
@@ -220,6 +225,7 @@ class UserGroupMembership {
 	 * @deprecated since 1.35, use UserGroupManager::getUserGroupMemberships instead
 	 */
 	public static function getMembershipsForUser( $userId, IDatabase $db = null ) {
+		wfDeprecated( __METHOD__, '1.35' );
 		return MediaWikiServices::getInstance()
 			->getUserGroupManager()
 			->getUserGroupMemberships(
@@ -244,6 +250,7 @@ class UserGroupMembership {
 	 * @deprecated since 1.35, use UserGroupManager::getUserGroupMemberships instead
 	 */
 	public static function getMembership( $userId, $group, IDatabase $db = null ) {
+		wfDeprecated( __METHOD__, '1.35' );
 		$ugms = MediaWikiServices::getInstance()
 			->getUserGroupManager()
 			->getUserGroupMemberships(
diff --git a/maintenance/purgeExpiredUserrights.php b/maintenance/purgeExpiredUserrights.php
index ee40f5f4e79..c42e79981d4 100644
--- a/maintenance/purgeExpiredUserrights.php
+++ b/maintenance/purgeExpiredUserrights.php
@@ -20,6 +20,8 @@
  * @ingroup Maintenance
  */
 
+use MediaWiki\MediaWikiServices;
+
 require_once __DIR__ . '/Maintenance.php';
 
 /*
@@ -36,7 +38,7 @@ class PurgeExpiredUserrights extends Maintenance {
 
 	public function execute() {
 		$this->output( "Purging expired user rights...\n" );
-		$res = UserGroupMembership::purgeExpired();
+		$res = MediaWikiServices::getInstance()->getUserGroupManager()->purgeExpired();
 		if ( $res === false ) {
 			$this->output( "Purging failed.\n" );
 		} else {