diff --git a/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php b/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php
index a6044459b4..94d75cf42a 100644
--- a/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php
+++ b/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php
@@ -446,7 +446,7 @@ class WP_REST_Comments_Controller extends WP_REST_Controller {
 		}
 
 		if ( ! comments_open( $post->ID ) ) {
-			return new WP_Error( 'rest_comment_closed', __( 'Sorry, comments are closed on this post.' ), array( 'status' => 403 ) );
+			return new WP_Error( 'rest_comment_closed', __( 'Sorry, comments are closed for this item.' ), array( 'status' => 403 ) );
 		}
 
 		return true;
diff --git a/wp-includes/version.php b/wp-includes/version.php
index feddecdf01..abb55f4292 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.8-alpha-39506';
+$wp_version = '4.8-alpha-39508';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.