diff --git a/types/chromecast-caf-receiver/cast.framework.messages.d.ts b/types/chromecast-caf-receiver/cast.framework.messages.d.ts
index 1846fd4840..b6e66ff4db 100644
--- a/types/chromecast-caf-receiver/cast.framework.messages.d.ts
+++ b/types/chromecast-caf-receiver/cast.framework.messages.d.ts
@@ -1441,6 +1441,12 @@ export interface MediaInformation {
      * The media tracks.
      */
     tracks?: Track[];
+
+    /**
+     * VMAP ad request configuration. Used if breaks and breakClips are not
+     * provided.
+     */
+    vmapAdsRequest?: VastAdsRequest;
 }
 
 /**