The office of U.S. District Judge William Stiehl says he had a scheduling conflict and had to change the hearing date.
Danton, who turns 24 on Thursday, pleaded guilty July 16 to charges related to a murder-for-hire plot, a move that almost certainly will end his NHL career.
Prosecutors have said that Danton wanted his agent, David Frost,
Danton faces up to 10 years in prison and a $250,000 fine.
Last month, a federal jury acquitted co-defendant Katie Wolfmeyer of charges that she helped Danton in the plot.