Jeremy Corbyn has filled four vacancies in his shadow cabinet following the Brexit vote.
The Labour leader appointed Rebecca Long-Bailey as shadow business secretary, Sue Hayman as shadow environment secretary, Christina Rees as shadow Wales secretary and Peter Dowd as shadow chief secretary to the Treasury
In total, 52 Labour MPs rebelled against Mr Corbyn's orders and voted against triggering Article 50 on Wednesday night.
Jeremy Corbyn has been accused of leading a "hopelessly divided" party after dozens of Labour MPs voted against the Brexit Bill.
Senior frontbencher Clive Lewis quit the shadow cabinet to defy a three-line whip.
He had promised last week he would vote against the legislation at third reading if Labour amendments to safeguard against a "hard Brexit" were not passed.
A Conservative spokesman said: "This resignation shows that on Brexit, as with everything else, the Labour Party is hopelessly divided and can't even agree amongst themselves, let alone speak for ordinary working people."
Labour leader Jeremy Corbyn insisted that he has support from MPs on all other campaign issues and upcoming votes.
A total of 52 Labour MP's rebelled against their party leader's three-line whip for a second time to vote against Government's Brexit Bill.
Labour has called on the Government to set out its plans for immigration in post-Brexit UK.