Iron Maiden singer Bruce Dickinson recently completed seven weeks of treatment for a cancerous tumor at the back of his tongue.

According to a band statement, the cancer was discovered during a routine physical back in December. “As the tumor was caught in the early stages, the prognosis thankfully is extremely good,”; the statement reads, noting that a full recovery is “envisaged by late May.”;

The 56-year-old was treated with a combination of chemotherapy and radiation.