diff --git a/packages/aris-source-google-calendar/src/google-calendar-source.ts b/packages/aris-source-google-calendar/src/google-calendar-source.ts
index 8e384ec..3358f2b 100644
--- a/packages/aris-source-google-calendar/src/google-calendar-source.ts
+++ b/packages/aris-source-google-calendar/src/google-calendar-source.ts
@@ -11,6 +11,7 @@ import { NextEventKey, type NextEvent } from "./calendar-context"
 
 interface GoogleCalendarSourceBaseOptions {
 	calendarIds?: string[]
+	/** Default: 24 */
 	lookaheadHours?: number
 }