message: Ubunutu 20 documentation
diff: @@ -50,7 +50,7 @@ $ tup --version # should be 0.7.5 or later
  $ python --version # should be 3.7 or later
  ```
  -#### Linux (Ubuntu)
  +#### Linux (Ubuntu < 20.04)
  ```bash
  sudo add-apt-repository ppa:team-gcc-arm-embedded/ppa
  sudo apt-get update
  @@ -59,6 +59,13 @@ sudo apt-get install openocd
  sudo add-apt-repository ppa:jonathonf/tup && sudo apt-get update && sudo apt-get install tup
  ```
  +#### Linux (Ubuntu >= 20.04)
  +```bash
  +sudo apt install gcc-arm-embedded
  +sudo apt install openocd
  +sudo apt install tup
  +```
  +
  #### Arch Linux
  ```bash
  sudo pacman -S arm-none-eabi-gcc arm-none-eabi-binutils
  @@ -119,6 +126,8 @@ You can also modify the compile-time defaults for all `.config` parameters. You
  2. Connect the ODrive via USB and power it up.
  3. Flash the firmware using [odrivetool dfu](odrivetool#device-firmware-update).
  +If you get `/bin/sh: 1: python: not found` while running `make`, change the tup file command to use `python3`
  +
  ### Flashing using an STLink/v2 programmer
  * Connect `GND`, `SWD`, and `SWC` on connector J2 to the programmer. Note: Always plug in `GND` first!
  