diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..7f89945
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,2 @@
+home/david/modules/wallpaper/pic/ filter=lfs diff=lfs merge=lfs -text
+home/david/modules/wallpaper/pic/01.png filter=lfs diff=lfs merge=lfs -text
diff --git a/home/david/configurations/Tytonidae/default.nix b/home/david/configurations/Tytonidae/default.nix
index 164c9f5..8afae1d 100644
--- a/home/david/configurations/Tytonidae/default.nix
+++ b/home/david/configurations/Tytonidae/default.nix
@@ -28,6 +28,10 @@
     sops.enable = true;
   };
 
+  david = {
+    wallpaper.enable = true;
+  };
+
   xdg.userDirs = {
     enable = true;
     download = "${config.home.homeDirectory}/dls";
diff --git a/home/david/configurations/Tytonidae/niri/config.kdl b/home/david/configurations/Tytonidae/niri/config.kdl
index 987f344..6e753e0 100644
--- a/home/david/configurations/Tytonidae/niri/config.kdl
+++ b/home/david/configurations/Tytonidae/niri/config.kdl
@@ -127,7 +127,7 @@ environment {
 }
 spawn-at-startup "waybar"
 spawn-at-startup "mako"
-spawn-at-startup "swaybg" "-i" "/home/david/pic/wallpaper/screenbackground.png"
+spawn-at-startup "swaybg" "-i" "/home/david/wallpaper/01.png"
 spawn-at-startup "fcitx5" "-d" "--replace"
 spawn-at-startup "xwayland-satellite" ":1"
 
diff --git a/home/david/modules/default.nix b/home/david/modules/default.nix
index c915eb0..888d809 100644
--- a/home/david/modules/default.nix
+++ b/home/david/modules/default.nix
@@ -1 +1,6 @@
-{ ... }: { }
+{ ... }:
+{
+  imports = [
+    ./wallpaper
+  ];
+}
diff --git a/home/david/modules/wallpaper/default.nix b/home/david/modules/wallpaper/default.nix
new file mode 100644
index 0000000..1e85304
--- /dev/null
+++ b/home/david/modules/wallpaper/default.nix
@@ -0,0 +1,22 @@
+{ lib, config, ... }:
+let
+  cfg = config.david.wallpaper;
+in
+{
+  options = {
+    david.wallpaper = {
+      enable = lib.mkOption {
+        type = lib.types.bool;
+        default = true;
+        example = false;
+      };
+    };
+  };
+  config = lib.mkIf cfg.enable {
+    home.file."wallpaper" = {
+      force = true;
+      recursive = true;
+      source = ./pic;
+    };
+  };
+}
diff --git a/home/david/modules/wallpaper/pic/01.png b/home/david/modules/wallpaper/pic/01.png
new file mode 100644
index 0000000..b0fdd04
--- /dev/null
+++ b/home/david/modules/wallpaper/pic/01.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a0774362b0ba10c6892345e73be10cb9cc7dba01d285d6d6648e7bc6f8c7f673
+size 11121632
diff --git a/home/modules/git.nix b/home/modules/git.nix
index 5c541fe..f6d2b90 100644
--- a/home/modules/git.nix
+++ b/home/modules/git.nix
@@ -61,6 +61,7 @@
               side-by-side = true;
             };
           };
+          lfs.enable = true;
           extraConfig = {
             credential = {
               helper = "store --file=${config.sops.secrets."git-credential".path}";