diff --git a/README.md b/README.md
index 1f16b4e..23b6276 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,11 @@ sudo chmod +x fresh_mu_install_v2.sh
 sudo ./fresh_mu_install_v2.sh
 ```
 
+After rebooting, add the user into dialout group so that we can access the serial port directly. Reboot once again.
+
+```
+sudo usermod -a -G dialout $USER
+```
 # Installed packages
 
 Packages to be Installed