There’s a new and improved version of the preupgrade.jar (build 5 – May 2017) available for download from MyOracle Support:
The same note will get you access also to the most recent builds of preupgrd.sql for upgrades to Oracle Database 12.1 and utlu112i.sql for the unlikely event you’ll have to upgrade a database to Oracle 11.2.0.4.
Please always exchange the version getting installed by default with the version we offer via MOS Note:884522.1 as the downloadable version is usually much newer and improved over the one getting deployed …
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