We have addressed this upstream in mtxclient with a v0.6.2 release: https://github.com/Nheko-Reborn/mtxclient/releases/tag/v0.6.2
It's a two-line patch, if the debian folks want to include this patch for nheko: https://github.com/Nheko-Reborn/mtxclient/commit/a4b55e89f84c58216230b872480d56ed46bc6f2e Thanks, Joe (red_sky)[c1969feb-5f8f-404c-8c58-173b81fa660d]