On the night of August 27, CS2 received a small 867 MB update. In it, Valve fixed the animations for retrieving some knives, restored the visual effect of grenade lineups on Ancient , and also worked on many bugs. The full list of changes in the night patch can be found below.

Full list of changes
MAPS

Ancient

Restored some grenade lineup visuals.
Misc clipping fixes.

ANIMATION

Fixed issues with the classic knife's inspect animations.
Fixed the deploy for the Stiletto knife.
Fixed the deploy for the Butterfly knife.

Updated Talon knife inspect while 'fidgeting' to be more responsive.
Adjusted Flip knife animation when inspecting immediately after deploying.
Adjusted Bayonet knife animation when inspecting immediately after deploying.

MISC

Fixed a performance regression when creating bullet impact effects.
View angle velocity now affects spectator target viewmodels the same way it affects local player viewmodels.
Fixed a case where looping weapon inspects weren't networking to spectators.
Fixed a bug where matchmaking was avoiding servers playing the nighttime version of Ancient .
Removed legacy sprite-based shell casing fallback particle effects.
Fixed case where overlapping smoke clouds would prematurely extinguish molotov fire.

As a reminder, the last major update for CS2 was released on August 14. At that time, night maps, new skins, and new animations were added to the game, some of which were fixed in today's patch.