This issue is also present on Debian 10 buster. Like OP, version 1.52.1 does work, the latest update looks similar to the posted screenshot. Granted I don't have an install outside of Parallels that I could test on to see if the issue still happens. More details below:
HARDWARE:
Model Identifier: MacBookPro15,3
Processor Name: 6-Core Intel Core i9
Processor Speed: 2.9 GHz
Memory: 32 GB DDR4 2400 MHz
GPU: Radeon Pro Vega 20 4 GB
SOFTWARE:
Parallels: Version 16.1.3 (49160)
Host OS: macOS Big Sur 11.2.1 (20D74)
Guest OS: Debian GNU/Linux 10 (buster)
