May 26, 2011 Patch

{{Patch layout
 * source = http://store.steampowered.com/news/5558/
 * source-title = Portal 2 Update Released


 * before = May 20, 2011 Patch
 * after = N/A


 * notes =

Portal 2

 * Fixed rare case where the final section could not be completed
 * Fixed invalid memory read in paint shader
 * Localization fixes

}}