diff --git a/lib/compat/wordpress-6.1/class-wp-theme-json-resolver-6-1.php b/lib/compat/wordpress-6.1/class-wp-theme-json-resolver-6-1.php
deleted file mode 100644
index a8925679feb52..0000000000000
--- a/lib/compat/wordpress-6.1/class-wp-theme-json-resolver-6-1.php
+++ /dev/null
@@ -1,20 +0,0 @@
-<?php
-/**
- * WP_Theme_JSON_Resolver_6_1 class
- *
- * @package gutenberg
- */
-
-/**
- * Class that abstracts the processing of the different data sources
- * for site-level config and offers an API to work with them.
- *
- * This class is for internal core usage and is not supposed to be used by extenders (plugins and/or themes).
- * This is a low-level API that may need to do breaking changes. Please,
- * use get_global_settings, get_global_styles, and get_global_stylesheet instead.
- *
- * @access private
- */
-class WP_Theme_JSON_Resolver_6_1 extends WP_Theme_JSON_Resolver_Base {
-
-}
diff --git a/lib/load.php b/lib/load.php
index 9c3bbbebfa297..c6c18ec2ff918 100644
--- a/lib/load.php
+++ b/lib/load.php
@@ -66,7 +66,6 @@ function gutenberg_is_experiment_enabled( $name ) {
 require __DIR__ . '/compat/wordpress-6.1/persisted-preferences.php';
 require __DIR__ . '/compat/wordpress-6.1/get-global-styles-and-settings.php';
 require __DIR__ . '/compat/wordpress-6.1/class-wp-theme-json-data-gutenberg.php';
-require __DIR__ . '/compat/wordpress-6.1/class-wp-theme-json-resolver-6-1.php';
 require __DIR__ . '/compat/wordpress-6.1/block-template-utils.php';
 require __DIR__ . '/compat/wordpress-6.1/wp-theme-get-post-templates.php';
 require __DIR__ . '/compat/wordpress-6.1/script-loader.php';