Legendary Metal front-man Ronnie James Dio’s autobiography is set to be published in 2013, not 2012 as initially reported.

Dio’s widow Wendy (who has taken on the task of finishing the book revealed that she will deliver the completed work on January 15, and it will be published by MTV Books in the fall of 2013.

The book will be called "Rainbow In The Dark: The Autobiography Of Ronnie James Dio".