diff --git a/sway/desktop/output.c b/sway/desktop/output.c
index 7bb9dab28..e8128ff07 100644
--- a/sway/desktop/output.c
+++ b/sway/desktop/output.c
@@ -793,6 +793,7 @@ static void handle_destroy(struct wl_listener *listener, void *data) {
 
 	output->wlr_output->data = NULL;
 	output->wlr_output = NULL;
+	free(output);
 
 	transaction_commit_dirty();