diff --git a/scripts/kconfig/nconf.gui.c b/scripts/kconfig/nconf.gui.c
index f8137b3a5382fd0862ed6f6ae6d4d545de26ec8c..d3af04e95288bc974c527518c02e9f726b2a7317 100644
--- a/scripts/kconfig/nconf.gui.c
+++ b/scripts/kconfig/nconf.gui.c
@@ -461,7 +461,7 @@ int dialog_inputbox(WINDOW *main_window,
 				result[cursor_position] = res;
 				cursor_position++;
 			} else {
-				mvprintw(0, 0, "unknow key: %d\n", res);
+				mvprintw(0, 0, "unknown key: %d\n", res);
 			}
 			break;
 		}