Saber Interactive developers released a new update for World War Z, on December 23.The World War Z update 1.13 is now available for download. You have to download and install a total of 9.9 GB on the PS4. According to the developers, this update is only a hotfix to fix some bugs. There is no new content.
Check out the full World War Z update 1.13 patch notes below.
Stability
Horde fashion
General fixes