From d588c1e1b07abb037043627070fe9171d439b5e0 Mon Sep 17 00:00:00 2001
From: Mark Haslinghuis <mark@numloq.nl>
Date: Wed, 29 Nov 2023 22:16:53 +0100
Subject: [PATCH] Fix DFU permissions in Ubuntu (#245)

---
 docs/development/Building-in-Ubuntu.md | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/docs/development/Building-in-Ubuntu.md b/docs/development/Building-in-Ubuntu.md
index 21873970d6..425cf06e68 100644
--- a/docs/development/Building-in-Ubuntu.md
+++ b/docs/development/Building-in-Ubuntu.md
@@ -45,12 +45,9 @@ In most Linux distributions the user won't have access to serial interfaces by d
     $ sudo usermod -a -G dialout $USER
     $ sudo usermod -a -G plugdev $USER
     $ sudo apt-get remove modemmanager
-    $ sudo tee -a /etc/udev/rules.d/46-stdfu-permissions.rules <<EOF
-# DFU (Internal bootloader for STM32 and AT32 MCUs)
-
-ACTION=="add", SUBSYSTEM=="usb", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="df11", MODE="0664", GROUP="plugdev"
-ACTION=="add", SUBSYSTEM=="usb", ATTRS{idVendor}=="2e3c", ATTRS{idProduct}=="df11", MODE="0664", GROUP="plugdev"EOF
-EOF
+    (echo '# DFU (Internal bootloader for STM32 and AT32 MCUs)'
+ echo 'SUBSYSTEM=="usb", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="df11", MODE="0664", GROUP="plugdev"'
+ echo 'SUBSYSTEM=="usb", ATTRS{idVendor}=="2e3c", ATTRS{idProduct}=="df11", MODE="0664", GROUP="plugdev"') | sudo tee /etc/udev/rules.d/45-stdfu-permissions.rules > /dev/null
 ```
 
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