Journey not updating after killing dregs boss

Game mode: [Online]
Problem: [Bug]
Region: [USA]

[I have done the dregs dungeon about 5 times killing the serpent boss at the end, the journey step never ticks off as being completed. My friend on the server has the same issue. Thanks for the help]

Steps on how to reproduce issue:

  1. finish the dregs dungeon, killing the remnant serpent boss