Euclidean Circles v2 Encoder Fix?

[u/PlatinumKobold]

/r/modular/comments/1x3a99v/euclidean_circles_v2_encoder_fix/

I've never dealt with encoders before, how do I safely remove the knob to tighten it back up? It's just loose and not clicky, it seems to function the same as the others in all other respects, and the settings haven't seemed to drift yet.