schema/maintInfo.json in adiwg-mdjson_schemas-2.0.1 vs schema/maintInfo.json in adiwg-mdjson_schemas-2.0.2

@@ -5,9 +5,11 @@
   "description": "Information about the maintenance of a resource.",
   "example": "../examples/maintenance.json",
   "translation": {
     "ISO 19115-2": ["MD_MaintenanceInformation"]
   },
+  "codelist": "iso_maintenanceFrequency",
+  "required": ["frequency"],
   "additionalProperties": true,
   "properties": {
     "frequency": {
       "type": "string",
       "description": "Describes the frequency of additions and updates made to a resource.",