Miliband to continue with Labour union changes
8 September 2013 Last updated at 08:44 BST
The Labour leader, Ed Miliband, is making clear that he won't back down from his plans to change his party's historic links with trade unions.
In a speech to the Trades Union Congress in Bournemouth on Tuesday, he'll insist that his reforms are the "right thing to do".
The BBC's Political Correspondent Chris Mason reports.