diff --git a/www/command-line-options.html b/www/command-line-options.html
index 3dd2e0b..356bbc0 100644
--- a/www/command-line-options.html
+++ b/www/command-line-options.html
@@ -1455,7 +1455,7 @@
 
         <tr><th align="left" valign="middle">XYZ</th></tr>
         <tr><td align="left" valign="middle">X=0.4124240*R+0.3575790*G+0.1804640*B</td></tr>
-        <tr><td align="left" valign="middle">Y=0.2126560*R+0.7151580*G+0.0721856*B</td></tr>
+        <tr><td align="left" valign="middle">Y=0.212656*R+0.715158*G+0.0721856*B</td></tr>
         <tr><td align="left" valign="middle">Z=0.0193324*R+0.1191930*G+0.9504440*B</td></tr>
 
         <tr><th align="left" valign="middle">YCC</th></tr>