invalid media type name?

[Brian Whitman]

Just updated our nutch to trunk and we're getting this warning in our  
logs:

Indexing [http://1stchoice.blogspot.com]
Mar 17, 2008 2:14:32 PM org.apache.nutch.util.MimeUtil forName
WARNING: Exception getting mime type by name: [text/html;  
charset=UTF-8]: Message: Invalid media type name: text/html;  
charset=UTF-8

Any ideas?