diff --git a/bam_tview_curses.c b/bam_tview_curses.c
index ce3f0b7f..e0bd873a 100644
--- a/bam_tview_curses.c
+++ b/bam_tview_curses.c
@@ -225,8 +225,10 @@ static int curses_loop(tview_t* tv)
 			case ' ': pos += tv->mcol; break;
 			case KEY_UP:
 			case 'j': --tv->row_shift; break;
+			case 'J': tv->row_shift -= 20; break;
 			case KEY_DOWN:
 			case 'k': ++tv->row_shift; break;
+			case 'K': tv->row_shift += 20; break;
 			case KEY_BACKSPACE:
 			case '\177': pos -= tv->mcol; break;
 			case KEY_RESIZE: getmaxyx(stdscr, tv->mrow, tv->mcol); break;