Update the add-on Rated 3 out of 5 stars
The new dictionaries aren't used any more. I've added the "Dutch" dictionary and it's not being picked up anymore..
Please fix this.
There's an easy workaround...
which is now described in the extension page. There's always been a note from the author stating to report to him instead of using reviews to complain about bugs and whatnot. Please next time do so.