diff --git a/modules/linux/hyprland.nix b/modules/linux/hyprland.nix
index 74c4522..831bc3d 100644
--- a/modules/linux/hyprland.nix
+++ b/modules/linux/hyprland.nix
@@ -28,6 +28,7 @@
     hyprshot
     matugen
     pywalfox-native
+    hyprshade
   ];
 
   programs.ssh.startAgent = true;
diff --git a/stow/.config/hypr/hyprland.conf b/stow/.config/hypr/hyprland.conf
index b7909dc..acdbd9a 100755
--- a/stow/.config/hypr/hyprland.conf
+++ b/stow/.config/hypr/hyprland.conf
@@ -16,6 +16,7 @@ monitor=eDP-1,1920x1080@60,auto,1
 exec-once = swww-daemon &
 exec-once = waybar &
 exec-once = swaync &
+exec-once = hyprshade auto &
 exec-once = walker --gapplication-service
 
 exec-once = opensnitch-ui
diff --git a/stow/.config/hypr/hyprshade.toml b/stow/.config/hypr/hyprshade.toml
new file mode 100644
index 0000000..1f47ddc
--- /dev/null
+++ b/stow/.config/hypr/hyprshade.toml
@@ -0,0 +1,4 @@
+[[shades]]
+name = "blue-light-filter"
+start_time = 21:00:00
+end_time = 06:00:00   # optional if you have more than one shade with start_time