Pathophysiologically, ICI-related pancreatitis shows an increase in CD3+ and CD8+ lymphocytes like ICI-related hepatitis20 In line, autoimmune pancreatitis type 1 could present with CD8+ lymfocytes in the pancreatic parenchyma.21 In autoimmune pancreatitis type 1, when there is relapse after tapering of prednisolone, azathioprine and mycophenolate mofetil are considered.1 Based on data on ICI-related liver injury, it is worthwhile to add mycophenolate mofetil or tacrolimus as maintenance therapy. The gene discussed is CD8A; the disease is autoimmune pancreatitis type 1.