1 files changed, 8 insertions, 2 deletions
diff --git a/README.md b/README.md
index 0787ade..f4cbbc5 100644
--- a/README.md
+++ b/README.md
@@ -53,10 +53,10 @@ $ brew install --HEAD arduino-mk
 #### Arch Linux
 
 Arch Linux users can use the unofficial AUR package [arduino-mk](https://aur.archlinux.org/packages/arduino-mk/).
-It can be installed using the following command.
+It can be installed with [AUR] helper using the following command.
 
 ```sh
-yaourt -S arduino-mk
+yay -S arduino-mk
 ```
 
 #### Fedora
@@ -116,6 +116,12 @@ On openSUSE:
 zypper install python-serial
 ```
 
+On Arch:
+
+```sh
+sudo pacman -S python-pyserial
+```
+
 On Mac using MacPorts:
 
 ```sh