diff --git a/src/models/calendar.js b/src/models/calendar.js
index c37c561..6f95df2 100644
--- a/src/models/calendar.js
+++ b/src/models/calendar.js
@@ -66,6 +66,7 @@ export class Calendar extends davCollectionPublishable(davCollectionShareable(Da
 		super._exposeProperty('order', NS.APPLE, 'calendar-order', true)
 		super._exposeProperty('timezone', NS.IETF_CALDAV, 'calendar-timezone', true)
 		super._exposeProperty('components', NS.IETF_CALDAV, 'supported-calendar-component-set')
+		super._exposeProperty('transparency', NS.IETF_CALDAV, 'schedule-calendar-transp', true)
 	}
 
 	/**
diff --git a/src/propset/calendarPropSet.js b/src/propset/calendarPropSet.js
index dfd5f5d..674dca2 100644
--- a/src/propset/calendarPropSet.js
+++ b/src/propset/calendarPropSet.js
@@ -85,7 +85,12 @@ export default function calendarPropSet(props) {
 				value: value ? '1' : '0',
 			})
 			break
-
+		case '{urn:ietf:params:xml:ns:caldav}schedule-calendar-transp':
+			xmlified.push({
+				name: [NS.IETF_CALDAV, 'schedule-calendar-transp'],
+				value,
+			})
+			break
 		default:
 			break
 		}