Fix typo in defaultkeys
@@ -80,7 +80,7 @@ can change it!
| Ctrl-z | Undo |
| Ctrl-y | Redo |
| Alt-UpArrow | Move current line or selected lines up |
-| Alt-DownArrow | Move current line of selected lines down |
+| Alt-DownArrow | Move current line or selected lines down |
| Alt-Backspace or Alt-Ctrl-h | Delete word left |
| Ctrl-a | Select all |
