diff --git a/wp-includes/rest-api/endpoints/class-wp-rest-pattern-directory-controller.php b/wp-includes/rest-api/endpoints/class-wp-rest-pattern-directory-controller.php
index 64b4ce28f1..b0ba186a02 100644
--- a/wp-includes/rest-api/endpoints/class-wp-rest-pattern-directory-controller.php
+++ b/wp-includes/rest-api/endpoints/class-wp-rest-pattern-directory-controller.php
@@ -206,7 +206,7 @@ class WP_REST_Pattern_Directory_Controller extends WP_REST_Controller {
 			'title'          => sanitize_text_field( $raw_pattern->title->rendered ),
 			'content'        => wp_kses_post( $raw_pattern->pattern_content ),
 			'categories'     => array_map( 'sanitize_title', $raw_pattern->category_slugs ),
-			'keywords'       => array_map( 'sanitize_title', $raw_pattern->keyword_slugs ),
+			'keywords'       => array_map( 'sanitize_text_field', explode( ',', $raw_pattern->meta->wpop_keywords ) ),
 			'description'    => sanitize_text_field( $raw_pattern->meta->wpop_description ),
 			'viewport_width' => absint( $raw_pattern->meta->wpop_viewport_width ),
 		);
@@ -274,7 +274,7 @@ class WP_REST_Pattern_Directory_Controller extends WP_REST_Controller {
 				),
 
 				'keywords'       => array(
-					'description' => __( "The pattern's keyword slugs." ),
+					'description' => __( "The pattern's keywords." ),
 					'type'        => 'array',
 					'uniqueItems' => true,
 					'items'       => array( 'type' => 'string' ),
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 88798c09f0..c2df616b05 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.0.1-alpha-53664';
+$wp_version = '6.0.1-alpha-53666';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.