The fast bowler was bought by KXIP in the 2014 IPL players auction.
This is the second trade done by RPS after having secured Delhi Darevdevils' batsman Mayank Agarwal.
RPS squad: Adam Zampa, Ajinkya Rahane, Ankit Sharma, Ankush Bains, Ashoke Dinda, B Aparajith, Ben Stokes, Daniel Christian, Deepak Chahar, Faf du Plessis, Ishwar Pandey, Jaskaran Singh, Jaydev Unadkat, Lockie Ferguson, Manoj Tiwary, Mayank Agarwal, Milind Tandon, Mitchell Marsh, MS Dhoni, Rahul Ajay Tripathi, Rahul Chahar, Rajat Bhatia, R Ashwin, Saurabh Kumar, Shardul Thakur, Steve Smith, Usman Khawaja.