diff --git a/source/Ox/js/Format.js b/source/Ox/js/Format.js
index 1b5a5cc9..805a07fb 100644
--- a/source/Ox/js/Format.js
+++ b/source/Ox/js/Format.js
@@ -639,7 +639,7 @@ Ox.formatDuration = function(seconds/*, decimals, format*/) {
     })).join(format == 'none' ? ':' : ' ');
 };
 
-/*
+/*@
 Ox.formatISBN <f> Formats a string as an ISBN of a given length (10 or 13)
     (isbn, length) -> <s> ISBN
     isbn <s> ISBN
@@ -648,7 +648,7 @@ Ox.formatISBN <f> Formats a string as an ISBN of a given length (10 or 13)
     '9780306406157'
     > Ox.formatISBN('978-0-306-40615-7', 10)
     '0306406152'
-*/
+@*/
 Ox.formatISBN = function(isbn, length) {
     var ret = '';
     function getCheckDigit(isbn) {