diff --git a/README.md b/README.md
index a6976a2..0d99ac3 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,22 @@
 
 This is my personnal dotfiles.
 
+## Installation
+
+To install the dotfiles, follow this steps:
+
+1. Clone the repo
+```bash
+git clone https://github.com/anhgelus/dotfiles.git
+```
+2. Go inside the new dotfiles folder
+3. Run the install.sh
+```bash
+sh install.sh
+```
+4. Put your desktop wallpaper inside `~/Images/wallpapers/wallpaper.jpg` and your LightDM wallpaper inside `/usr/share/anhgelus/lightdm-wallpaper.jpg`
+5. Restart and it works!
+
 ## Technologies
 
 > WM: `i3 gaps`
diff --git a/config/i3/config b/config/i3/config
index 22375d9..82851d7 100644
--- a/config/i3/config
+++ b/config/i3/config
@@ -360,7 +360,7 @@ exec --no-startup-id dex --autostart --environment i3
 
 # set wallpaper
 #exec --no-startup-id sleep 2 && nitrogen --restore
-exec_always --no-startup-id feh --bg-fill ~/Images/wallpapers/abandonned-blade-runner.jpg
+exec_always --no-startup-id feh --bg-fill ~/Images/wallpapers/wallpaper.jpg
 
 # set powersavings for display:
 exec --no-startup-id xset s 480 dpms 600 600 600
diff --git a/etc/lightdm/slick-greeter.conf b/etc/lightdm/slick-greeter.conf
index f95ded1..b966bbd 100644
--- a/etc/lightdm/slick-greeter.conf
+++ b/etc/lightdm/slick-greeter.conf
@@ -1,5 +1,5 @@
 [Greeter]
-background=/usr/share/anhgelus/oppressive-city.jpg
+background=/usr/share/anhgelus/wallpaper.jpg
 draw-user-backgrounds=false
 draw-grid=true
 theme-name=Arc-Dark