The attached patch makes (multiple-value-bind (x y) (window-viewport-position pane) (setf (window-viewport-position pane) (values x (+ y (stream-line-height pane))))) work as expected -- or at least as I assume it should work... Cheers, -- Nikodemus Schemer: "Buddha is small, clean, and serious." Lispnik: "Buddha is big, has hairy armpits, and laughs."