diff --git a/cmd-unlink-window.c b/cmd-unlink-window.c
index 1befabd9..2ef1ca04 100644
--- a/cmd-unlink-window.c
+++ b/cmd-unlink-window.c
@@ -28,8 +28,8 @@ int	cmd_unlink_window_exec(struct cmd *, struct cmd_ctx *);
 
 const struct cmd_entry cmd_unlink_window_entry = {
 	"unlink-window", "unlinkw",
-	CMD_TARGET_WINDOW_USAGE,
-	0, 0,
+	"[-k] " CMD_TARGET_WINDOW_USAGE,
+	0, CMD_CHFLAG('k'),
 	cmd_target_init,
 	cmd_target_parse,
 	cmd_unlink_window_exec,
@@ -52,7 +52,7 @@ cmd_unlink_window_exec(struct cmd *self, struct cmd_ctx *ctx)
 	if ((wl = cmd_find_window(ctx, data->target, &s)) == NULL)
 		return (-1);
 
-	if (wl->window->references == 1) {
+	if (!(data->chflags & CMD_CHFLAG('k')) && wl->window->references == 1) {
 		ctx->error(ctx, "window is only linked to one session");
 		return (-1);
 	}
diff --git a/tmux.1 b/tmux.1
index 172e0e4d..fb5d0cc0 100644
--- a/tmux.1
+++ b/tmux.1
@@ -1555,13 +1555,20 @@ to
 Unbind the key bound to
 .Ar key .
 .It Xo Ic unlink-window
+.Op Fl k
 .Op Fl t Ar target-window
 .Xc
 .D1 (alias: Ic unlinkw )
 Unlink
 .Ar target-window .
-A window may be unlinked only if it is linked to multiple sessions - windows may
-not be linked to no sessions.
+Unless
+.Fl k
+is given, a window may be unlinked only if it is linked to multiple sessions -
+windows may not be linked to no sessions;
+if
+.Fl k
+is specified and the window is linked to only one session, it is unlinked and
+destroyed.
 .It Xo Ic up-pane
 .Op Fl p Ar pane-index
 .Op Fl t Ar target-window