diff --git a/gcn/notices/chime/update.example.json b/gcn/notices/chime/update.example.json
index 078c996..9df10b5 100644
--- a/gcn/notices/chime/update.example.json
+++ b/gcn/notices/chime/update.example.json
@@ -1,7 +1,7 @@
 {
   "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/chime/frb.schema.json",
   "alert_type": "update",
-  "id": "FRB 20231013B",
+  "id": ["FRB 20231013B"],
   "trigger_time": "2024-09-18T07:19:10.765268Z",
   "trigger_time_error": 0.007864319719374001,
   "update_message": "The dispersion measure of FRB 20231013B has been updated to 221.19271850585938 +/- 0.40437427163124 pc/cm^3.",