diff --git a/content/hardware/04.pro/boards/portenta-h7/tutorials/setting-up-portenta/content.md b/content/hardware/04.pro/boards/portenta-h7/tutorials/setting-up-portenta/content.md
index d1f10641cd..6f0ad6407e 100644
--- a/content/hardware/04.pro/boards/portenta-h7/tutorials/setting-up-portenta/content.md
+++ b/content/hardware/04.pro/boards/portenta-h7/tutorials/setting-up-portenta/content.md
@@ -125,12 +125,12 @@ If you're having troubles getting your Portenta to work on Ubuntu you can try th
 - Make sure **modemmanager** is not installed. Otherwise remove it with `sudo apt-get remove modemmanager`
 - Add the following rules to you udev rules 
 ```cpp
-SUBSYSTEM=="usb", ATTRS{idVendor}=="2341", MODE="0666"
-SUBSYSTEM=="usb", ATTRS{idVendor}=="1fc9", MODE="0666"
-SUBSYSTEM=="usb", ATTRS{idVendor}=="0525", MODE="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="2341", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1fc9", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0525", MODE:="0666"
 ```
 
 - Reboot your PC
 - You may use the following commands to create a new udev rule from scratch:
-`echo 'SUBSYSTEMS=="usb", ATTR{idVendor}=="2341", MODE:="0666"' > 20-portenta.rules` 
+`echo 'SUBSYSTEMS=="usb", ATTRS{idVendor}=="2341", MODE:="0666"' > 20-portenta.rules` 
 `sudo mv 20-portenta.rules /etc/udev/rules.d/`