Can't install linux-headers

Hi - I’m using dietpi 8.1.2 and trying to install linux headers but it fails - any idea what I can do?

Thanks.

dietpi@DietPi:/usr/include$ uname -a
Linux DietPi 5.10.92-v8+ #1514 SMP PREEMPT Mon Jan 17 17:39:38 GMT 2022 aarch64 GNU/Linux
dietpi@DietPi:/usr/include$ sudo apt-get install linux-headers-$(uname -r)
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
E: Unable to locate package linux-headers-5.10.92-v8
E: Couldn't find any package by glob 'linux-headers-5.10.92-v8'
E: Couldn't find any package by regex 'linux-headers-5.10.92-v8'
dietpi@DietPi:/usr/include$

I guess you are running a Raspberry Pi? If yes, kernel headers are installed as follow

sudo apt install raspberrypi-kernel-headers

https://www.raspberrypi.com/documentation/computers/linux_kernel.html#kernel-headers