From b6053f774476907b338bc7e16864209320805555 Mon Sep 17 00:00:00 2001
From: Hilary James Oliver <hilary.j.oliver@gmail.com>
Date: Mon, 31 Jul 2023 12:18:39 +1200
Subject: [PATCH] Output validation.

---
 tests/integration/validate/test_outputs.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tests/integration/validate/test_outputs.py b/tests/integration/validate/test_outputs.py
index a91393366b5..5675372a09f 100644
--- a/tests/integration/validate/test_outputs.py
+++ b/tests/integration/validate/test_outputs.py
@@ -50,6 +50,7 @@
                 'foo+bar',
                 # keywords
                 'required',
+                'optional',
                 'all',
                 # built-in qualifiers
                 'succeeded',