There is included a method and apparatus comprising computer code configured to cause a processor or processors to perform publishing media presentation description data comprising main live program data, and signaling a client device about ad data and in-manifest data where the ad data instructs the client device of an initial end time at which to end a display of an ad by switching a display at the client device from the ad to the main live program data and where the in-manifest data instructs the client device to determine, during a streaming of the ad to the client device, an updated end time, prior to the end time, at which to end the streaming of the ad by switching the streaming at the client device from the ad to the main live program data.