On 16/11/2005, at 11am, Mike Leonard wrote: > \catcode"2028=\active Here's the problem. Using the " notation is TeX's way of reading hexadecimal numbers, but you want 16-bit unicode numbers instead, which XeTeX reads with ^^^^ . To make that character active you need something more along the lines of: \catcode`\^^^^2028=\active Hope this helps, Will