diff --git a/src/wp-includes/rest-api/endpoints/class-wp-rest-block-directory-controller.php b/src/wp-includes/rest-api/endpoints/class-wp-rest-block-directory-controller.php
index e76940f7b7..c3cf4938a2 100644
--- a/src/wp-includes/rest-api/endpoints/class-wp-rest-block-directory-controller.php
+++ b/src/wp-includes/rest-api/endpoints/class-wp-rest-block-directory-controller.php
@@ -125,7 +125,7 @@ class WP_REST_Block_Directory_Controller extends WP_REST_Controller {
 		$block = array(
 			'name'                => $block_data['name'],
 			'title'               => ( $block_data['title'] ? $block_data['title'] : $plugin['name'] ),
-			'description'         => wp_trim_words( $plugin['description'], 30, '...' ),
+			'description'         => wp_trim_words( $plugin['short_description'], 30, '...' ),
 			'id'                  => $plugin['slug'],
 			'rating'              => $plugin['rating'] / 20,
 			'rating_count'        => (int) $plugin['num_ratings'],
diff --git a/tests/phpunit/tests/rest-api/rest-block-directory-controller.php b/tests/phpunit/tests/rest-api/rest-block-directory-controller.php
index 3060efb0c1..940040e723 100644
--- a/tests/phpunit/tests/rest-api/rest-block-directory-controller.php
+++ b/tests/phpunit/tests/rest-api/rest-block-directory-controller.php
@@ -153,7 +153,7 @@ class WP_REST_Block_Directory_Controller_Test extends WP_Test_REST_Controller_Te
 		$expected = array(
 			'name'                => 'sortabrilliant/guidepost',
 			'title'               => 'Guidepost',
-			'description'         => 'A guidepost gives you directions. It lets you know where you’re going. It gives you a preview of what’s to come. How does it work? Guideposts are magic, no they...',
+			'description'         => 'A guidepost gives you directions. It lets you know where you’re going. It gives you a preview of what’s to come.',
 			'id'                  => 'guidepost',
 			'rating'              => 4.3,
 			'rating_count'        => 90,