diff --git a/sway/input/seat.c b/sway/input/seat.c
index 69b048430..6482a47cb 100644
--- a/sway/input/seat.c
+++ b/sway/input/seat.c
@@ -146,6 +146,19 @@ static void handle_seat_node_destroy(struct wl_listener *listener, void *data) {
 	struct sway_node *focus = seat_get_focus(seat);
 
 	if (node->type == N_WORKSPACE) {
+		// If an unmanaged or layer surface is focused when an output gets
+		// disabled and an empty workspace on the output was focused by the
+		// seat, the seat needs to refocus it's focus inactive to update the
+		// value of seat->workspace.
+		if (seat->workspace == node->sway_workspace) {
+			struct sway_node *node = seat_get_focus_inactive(seat, &root->node);
+			seat_set_focus(seat, NULL);
+			if (node) {
+				seat_set_focus(seat, node);
+			} else {
+				seat->workspace = NULL;
+			}
+		}
 		seat_node_destroy(seat_node);
 		return;
 	}