A method, system, and program product are provided for updating software deployed on computers in an enterprise computer network wherein each computer has a software update agent installed to enable the computer to receive software patch updates. The method includes determining a required software component and updates; determining a version of the agent and updating the agent if required; selecting a server from which required updates are to be downloaded; scanning a plurality of software components on a selected computer and comparing the components with updates available on the server to determine required updates; downloading the required patches from the server; and installing the patches on the selected computer. The system includes components that perform the method steps when operated on a computer in the network. A computer readable medium implements the method for updating software deployed on computers in a network.