• The game now supports more than 2 GB of RAM to avoid crashes, "rainbow sprites", and corrupted saves when many mods are used.
  
• Fixed the Ancient Spire not properly granting Cartographer rewards for location discovery.
  
• Fixed brothers in the Anatomist origin not dying properly when affected by mutations from the new legendary locations.
  
• Fixed crash when killing a Greater Flesh Golem with a Riposte attack while it's in the middle of executing a Flurry.
  
• Fixed certain Greater Flesh Golems not dying properly when killed with bows or crossbows.
  
• Fixed a rare error when killing the active entity with a Riposte attack using the Reproach of the Old Gods.
  
• Fixed the Gilder's Embrace shield not being properly marked as a Legendary item.
  
• Fixed a rare event bug when completing the Hammer Mastery ambition with only hammer masters in the company.
  
• Fixed starting bros in the Deserters origin occasionally not spawning with shields when intended.
  
• Updated wording on the Oath of Fortification to make it clear the bonus objective includes brothers who are struck down and not just outright slain.
  
• Fixed issue preventing swapping items from the ground with items in bags correctly.
  
• Fixed crash at the end of the battle when brothers with the 'Covered by Smoke' effect are struck down.
  
• Fixed the 'Shatter' skill not accounting for Hammer Mastery correctly in the to-hit chance shown on the tooltip.
  
• Fixed various typos.
  
• Fixed various other minor issues.

• Open Steam
  
• Right-click on Battle Brothers in your Steam library.
  
• Select Properties.
  
• Go to the BETAS tab.
  
• Choose "1.5.1.7" from the "Beta participation" drop-down list
  
• Wait for the game to update the files (if nothing happens, restart the Steam client)
  
• Launch the game