Index: src/wp-includes/script-loader.php
===================================================================
--- src/wp-includes/script-loader.php	(revision 53645)
+++ src/wp-includes/script-loader.php	(working copy)
@@ -3523,7 +3523,7 @@
 		wp_add_inline_style( 'wp-block-library', $styles );
 	};
 
-	add_action( 'wp_loaded', $fn_register_webfonts );
+	add_action( 'wp_enqueue_scripts', $fn_register_webfonts );
 	add_action( 'wp_enqueue_scripts', $fn_generate_and_enqueue_styles );
 	add_action( 'admin_init', $fn_generate_and_enqueue_editor_styles );
 }