Index: sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/user-content-voting.php
===================================================================
--- sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/user-content-voting.php	(revision 3783)
+++ sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/user-content-voting.php	(working copy)
@@ -64,7 +64,7 @@
 	public static function scripts_and_styles() {
 		// Only need to enqueue voting-related resources if there are comments to vote on.
 		if ( self::user_can_vote() && is_singular() && '0' != get_comments_number() ) {
-			wp_register_script( 'wporg-developer-user-notes-voting', get_template_directory_uri() . '/js/user-notes-voting.js', array(), '20160623', true );
+			wp_register_script( 'wporg-developer-user-notes-voting', get_template_directory_uri() . '/js/user-notes-voting.js', array( 'wp-a11y' ), '20160623', true );
 			wp_localize_script( 'wporg-developer-user-notes-voting', 'ajaxurl', admin_url( 'admin-ajax.php' ) );
 			wp_enqueue_script( 'wporg-developer-user-notes-voting' );
 		}
Index: sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/js/user-notes-voting.js
===================================================================
--- sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/js/user-notes-voting.js	(revision 3783)
+++ sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/js/user-notes-voting.js	(working copy)
@@ -8,6 +8,7 @@
 		e.preventDefault();
 
 		var item = $(this);
+		var comment = item.closest( '.comment' );
 
 		$.post(ajaxurl, {
 				action:   "note_vote",
@@ -17,6 +18,11 @@
 			}, function(data) {
 				if ("0" != data) {
 					item.closest('.user-note-voting').replaceWith(data);
+					var updated_count = $( '.user-note-voting-count', comment ).text();
+
+					if ( updated_count.length && ( wp.a11y !== undefined ) ) { 
+						wp.a11y.speak( updated_count );
+					}
 				}
 			}, "text"
 		);