diff --git a/source/Ox/js/Format.js b/source/Ox/js/Format.js
index 1b12222c..1e52cbf7 100644
--- a/source/Ox/js/Format.js
+++ b/source/Ox/js/Format.js
@@ -642,7 +642,7 @@ Ox.formatRoman <f> Formats a number as a roman numeral
     > Ox.formatRoman(0)
     ''
     > Ox.formatRoman(9.9)
-    'XI'
+    'IX'
     > Ox.formatRoman(10000)
     'MMMMMMMMMM'
 @*/