diff --git a/home/linux/i3/config b/home/linux/i3/config
index d7dda85e..4caf1abb 100644
--- a/home/linux/i3/config
+++ b/home/linux/i3/config
@@ -342,7 +342,7 @@ exec --no-startup-id dex --autostart --environment i3
 
 # start a script to setup displays
 # uncomment the next line, use arandr to setup displays and save the file as monitor:
-# exec --no-startup-id ~/.screenlayout/monitor.sh
+exec --no-startup-id ~/.screenlayout/monitor.sh
 
 # set wallpaper
 # exec --no-startup-id sleep 2 && nitrogen --restore
diff --git a/home/linux/i3/default.nix b/home/linux/i3/default.nix
index 33dec8a0..06bf0587 100644
--- a/home/linux/i3/default.nix
+++ b/home/linux/i3/default.nix
@@ -30,6 +30,9 @@
     recursive = true;
   };
 
+  # xrandr - set primary screen
+  home.file.".screenlayout/monitor.sh".source = ./dual-monitor-4k-600p.sh;
+
   # allow fontconfig to discover fonts and configurations installed through home.packages
   fonts.fontconfig.enable = true;
 
diff --git a/home/linux/i3/dual-monitor-4k-600p.sh b/home/linux/i3/dual-monitor-4k-600p.sh
new file mode 100755
index 00000000..101410e0
--- /dev/null
+++ b/home/linux/i3/dual-monitor-4k-600p.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+xrandr \
+  --output HDMI-0 --mode 1024x600 --pos 3840x0 --rotate normal \
+  --output DP-0 --off \
+  --output DP-1 --off \
+  --output DP-2 --primary --mode 3840x2160 --pos 0x0 --rotate normal \
+  --output DP-3 --off \
+  --output DP-4 --off \
+  --output DP-5 --off
+