CABINET ministers fear the PM will give them a final warning or get the boot if they survive this weeks reshuffle.
Boris Johnson is set to promote fresh talent to keep senior figures on their toes.
His new blood will be nipping at the heels of ministers. BoJo will make changes on Thursday, with a host of females vulnerable for the chop.
A Government source said: Its clear if you dont perform youll not be sitting around the Cabinet table in the long-term. In effect, its a final warning.
Those who remain after the reshuffle will be acutely aware of this.
“Those hovering just under Cabinet at the end of the week know there is a great prize if they perform well and take their chance.
Decisions will be made on Business Secretary Andrea Leadsom, Environment Secretary Theresa Villiers and Therese Coffey at Work and Pensions.
Boris is at risk of reducing numbers of women at the top table, with female new faces needing time to build experience.
“But Justice Minister Lucy Frazer is seen as a replacement for Geoffrey Cox as first female Attorney General.
Ex-Brexit Minister Suella Braverman is also tipped for a comeback.
Transport Secretary Grant Shapps will stay as he is seen as having a grip on his portfolio and one of the Governments best communicators.
The PM could reward Brexit allies such as Michael Gove likely to get an enhanced role.