diff --git a/tests/phpunit/tests/admin/wpPostsListTable.php b/tests/phpunit/tests/admin/wpPostsListTable.php
index c2dd5f586a..4b2dfe6e0a 100644
--- a/tests/phpunit/tests/admin/wpPostsListTable.php
+++ b/tests/phpunit/tests/admin/wpPostsListTable.php
@@ -203,16 +203,6 @@ class Tests_Admin_wpPostsListTable extends WP_UnitTestCase {
 	 * @param array $expected_ids Expected IDs of pages returned.
 	 */
 	protected function _test_list_hierarchical_page( array $args, array $expected_ids ) {
-		if ( PHP_VERSION_ID >= 80100 ) {
-			/*
-			 * For the time being, ignoring PHP 8.1 "null to non-nullable" deprecations coming in
-			 * via hooked in filter functions until a more structural solution to the
-			 * "missing input validation" conundrum has been architected and implemented.
-			 */
-			$this->expectDeprecation();
-			$this->expectDeprecationMessageMatches( '`Passing null to parameter \#[0-9]+ \(\$[^\)]+\) of type [^ ]+ is deprecated`' );
-		}
-
 		$matches = array();
 
 		$_REQUEST['paged']   = $args['paged'];