diff --git a/official/fixtures/client-library-fixtures.json b/official/fixtures/client-library-fixtures.json
index ede5067b..c3bb6d8c 100644
--- a/official/fixtures/client-library-fixtures.json
+++ b/official/fixtures/client-library-fixtures.json
@@ -152,6 +152,9 @@
       "amount": "100"
     }
   },
+  "luma": {
+    "ruleset_name": "cheapest_rate"
+  },
   "orders": {
     "basic": {
       "from_address": {