diff --git a/src/wp-admin/includes/class-wp-automatic-updater.php b/src/wp-admin/includes/class-wp-automatic-updater.php
index 9cf0a04ac1..f55247c7e6 100644
--- a/src/wp-admin/includes/class-wp-automatic-updater.php
+++ b/src/wp-admin/includes/class-wp-automatic-updater.php
@@ -62,7 +62,7 @@ class WP_Automatic_Updater {
 	 * filesystem to the top of the drive, erring on the side of detecting a VCS
 	 * checkout somewhere.
 	 *
-	 * ABSPATH is always checked in addition to whatever $context is (which may be the
+	 * ABSPATH is always checked in addition to whatever `$context` is (which may be the
 	 * wp-content directory, for example). The underlying assumption is that if you are
 	 * using version control *anywhere*, then you should be making decisions for
 	 * how things get updated.
@@ -70,6 +70,8 @@ class WP_Automatic_Updater {
 	 * @since 3.7.0
 	 *
 	 * @param string $context The filesystem path to check, in addition to ABSPATH.
+	 * @return bool True if a VCS checkout was discovered at `$context` or ABSPATH,
+	 *              or anywhere higher. False otherwise.
 	 */
 	public function is_vcs_checkout( $context ) {
 		$context_dirs = array( untrailingslashit( $context ) );
@@ -112,7 +114,7 @@ class WP_Automatic_Updater {
 		 *
 		 * @since 3.7.0
 		 *
-		 * @param bool $checkout  Whether a VCS checkout was discovered at $context
+		 * @param bool $checkout  Whether a VCS checkout was discovered at `$context`
 		 *                        or ABSPATH, or anywhere higher.
 		 * @param string $context The filesystem context (a path) against which
 		 *                        filesystem status should be checked.
@@ -132,6 +134,7 @@ class WP_Automatic_Updater {
 	 * @param object $item    The update offer.
 	 * @param string $context The filesystem context (a path) against which filesystem
 	 *                        access and status should be checked.
+	 * @return bool True if the item should be updated, false otherwise.
 	 */
 	public function should_update( $type, $item, $context ) {
 		// Used to see if WP_Filesystem is set up to allow unattended updates.
@@ -242,6 +245,8 @@ class WP_Automatic_Updater {
 	 * @since 3.7.0
 	 *
 	 * @param object $item The update offer.
+	 * @return bool True if the site administrator is notified of a core update,
+	 *              false otherwise.
 	 */
 	protected function send_core_update_notification_email( $item ) {
 		$notified = get_site_option( 'auto_core_update_notified' );