After downloading this upgrade {DJE_Update.zip} contains 21 file, unzip the archive & copy all the files to: C:\D. J. Elite-Party Edition, when you're asked to replace, select yes to all.  

Later! After appling the upgrade, If you notice D. J. Elite {Party Edition } isn't complete; chances are, i've noticed it too, wait 24 hour's, check the as of date {To see if it's different} and simply redownload the upgrade.