May 01, 2013 Patch

{{Patch layout
 * source = http://www.dota2.com/news/updates/10517/
 * source-title = Dota 2 Update - May 1st, 2013
 * game = test


 * before = April 29, 2013 Patch
 * after =


 * notes =

UI
}}
 * Fixed an issue where matchmaking region selections were not being saved correctly. These selections have been reset and players will have to re-select their regions.