The 77-year-old said in a statement that he was "heartbroken" by the cancellation, but "must focus on his health and rehabilitation at this time.”

In a statement shared with PEOPLE, a spokesperson confirmed that Jeff Lynne canceled his final ELO show at BST Hyde Park in London on Sunday, June 13, due to a "systemic infection."

Jeff Lynne's Electric Light Orchestra canceled what was meant to be their final concert Sunday due to the frontman battling a "systemic infection."