User blog comment:XanCrews/Commonwealth English V. American English Spellings/@comment-9884526-20120324042505/@comment-3185615-20120324042743

Switch the language to UK english and it will ;) also it happens from time to time.

ex.

http://creepypasta.wikia.com/index.php?title=DON%27T_LOOK_AT_ME&s=wldiff&diff=0&oldid=105458