Index: sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-forums/functions.php
===================================================================
--- sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-forums/functions.php	(revision 4055)
+++ sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-forums/functions.php	(working copy)
@@ -181,7 +178,8 @@
 function wporg_support_get_user_registered_date( $user_id = 0 ) {
 	$user = get_userdata( bbp_get_user_id( $user_id ) );
 
-	return mysql2date( 'F jS, Y', $user->user_registered );
+	/* translators: registration date format, see https://secure.php.net/date */
+	return mysql2date( __( 'F jS, Y', 'wporg-forums' ), $user->user_registered );
 }
 
 /** bb Base *******************************************************************/