diff --git a/includes/FilterStore.php b/includes/FilterStore.php
index 26c242e9c..5a8693351 100644
--- a/includes/FilterStore.php
+++ b/includes/FilterStore.php
@@ -9,7 +9,6 @@ use MediaWiki\Extension\AbuseFilter\Filter\Filter;
 use MediaWiki\Extension\AbuseFilter\Special\SpecialAbuseFilter;
 use MediaWiki\User\UserIdentity;
 use Status;
-use stdClass;
 use User;
 use Wikimedia\Rdbms\ILoadBalancer;
 
@@ -128,7 +127,7 @@ class FilterStore {
 		bool $wasGlobal
 	): array {
 		$dbw = $this->loadBalancer->getConnectionRef( DB_PRIMARY );
-		$newRow = get_object_vars( $this->filterToDatabaseRow( $newFilter ) );
+		$newRow = $this->filterToDatabaseRow( $newFilter );
 
 		// Set last modifier.
 		$newRow['af_timestamp'] = $dbw->timestamp();
@@ -249,11 +248,11 @@ class FilterStore {
 	/**
 	 * @todo Perhaps add validation to ensure no null values remained.
 	 * @param Filter $filter
-	 * @return stdClass
+	 * @return array
 	 */
-	private function filterToDatabaseRow( Filter $filter ): stdClass {
+	private function filterToDatabaseRow( Filter $filter ): array {
 		// T67807: integer 1's & 0's might be better understood than booleans
-		return (object)[
+		return [
 			'af_id' => $filter->getID(),
 			'af_pattern' => $filter->getRules(),
 			'af_public_comments' => $filter->getName(),
diff --git a/tests/phpunit/integration/FilterStoreTest.php b/tests/phpunit/integration/FilterStoreTest.php
index 331e2760f..b19e7c91f 100644
--- a/tests/phpunit/integration/FilterStoreTest.php
+++ b/tests/phpunit/integration/FilterStoreTest.php
@@ -48,7 +48,7 @@ class FilterStoreTest extends MediaWikiIntegrationTestCase {
 		$filterStore = TestingAccessWrapper::newFromObject( AbuseFilterServices::getFilterStore() );
 		wfGetDB( DB_PRIMARY )->insert(
 			'abuse_filter',
-			get_object_vars( $filterStore->filterToDatabaseRow( $filter ) ),
+			$filterStore->filterToDatabaseRow( $filter ),
 			__METHOD__
 		);
 	}