Propagating firmware updates in a peer-to-peer network including identifying, that one or more nodes in the network have firmware that is uplevel with respect to the downlevel node; broadcasting an update request requesting an update to the firmware; receiving a plurality of portions of the update, metadata describing each portion of the update received, and metadata describing the firmware installed on each of the plurality of nodes having firmware uplevel with respect to the downlevel node; determining, in dependence upon the metadata describing each portion of the update received and the metadata describing the firmware installed on each of the plurality of nodes having firmware uplevel with respect to the downlevel node, whether the portions of the update received comprise an entire update; and updating the firmware if the portions of the update received comprise the entire update.