Waveform: Eris DLC is not present in DLC tab.

steamopen reviewedSteam database

ValveSoftware/steam-for-linux#1454 · opened 2013-02-09 by lumag · updated 2013-02-12 · 0 comments · github

Llumag 2013-02-09 github

I have purchased and installed Eris DLC for Waveform. I see Eris missions in game. However DLC tab of game properties remains empty (see screenshot).
dlc
eris

Nothing extracted yet.