diff --git a/components/lib/calendar/Calendar.d.ts b/components/lib/calendar/Calendar.d.ts
index e54737c65..8a2571172 100755
--- a/components/lib/calendar/Calendar.d.ts
+++ b/components/lib/calendar/Calendar.d.ts
@@ -609,6 +609,11 @@ export interface CalendarProps {
      * @type {CalendarPassThroughOptions}
      */
     pt?: CalendarPassThroughOptions;
+    /**
+     * When enabled, it removes component related styles in the core.
+     * @defaultValue false
+     */
+    unstyled?: boolean;
 }
 
 /**