It soon became apparent to the British that Sikh participation, advancing toward Kabul through the Khyber Pass while Shuja and the British advanced through Kandahar, would not be forthcoming. Auckland's plan in the spring of 1838 was for the Sikhs to place Shuja on the Afghan throne, with British support. By the end of the summer however, the plan had changed; now the British alone would impose the pliant Shuja Shah.