diff --git a/catgirl.1 b/catgirl.1
index a7c096c..623c314 100644
--- a/catgirl.1
+++ b/catgirl.1
@@ -441,8 +441,6 @@ Complete nick, channel, command or macro.
 Redraw the UI.
 .It Ic C-n
 Switch to next window.
-.It Ic C-o
-Switch to previously selected window.
 .It Ic C-p
 Switch to previous window.
 .It Ic C-v
diff --git a/ui.c b/ui.c
index ffaff45..1ff34fd 100644
--- a/ui.c
+++ b/ui.c
@@ -946,7 +946,6 @@ static void keyCtrl(wchar_t ch) {
 		break; case L'K': edit(id, EditDeleteTail, 0);
 		break; case L'L': clearok(curscr, true);
 		break; case L'N': uiShowNum(windows.show + 1);
-		break; case L'O': windowShow(windows.swap);
 		break; case L'P': uiShowNum(windows.show - 1);
 		break; case L'T': edit(id, EditTranspose, 0);
 		break; case L'U': edit(id, EditDeleteHead, 0);