diff --git a/Shell b/Shell
index 568c26d..a1f3b45 160000
--- a/Shell
+++ b/Shell
@@ -1 +1 @@
-Subproject commit 568c26db076532e7e68d402c644fd07304346b7e
+Subproject commit a1f3b451d3c63412bc025932b9a242ff51af468b
diff --git a/flake.lock b/flake.lock
index f778d9b..0603e03 100644
--- a/flake.lock
+++ b/flake.lock
@@ -123,6 +123,22 @@
         "type": "github"
       }
     },
+    "deltarune-grub-theme": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1765827145,
+        "narHash": "sha256-ovTFSdv1QPkfyVPIhOtz+4BVkNZMQrjc7FB7F+gkqeI=",
+        "ref": "refs/heads/main",
+        "rev": "1d6e67feddff299e5a5a07305d91897bb98d8732",
+        "revCount": 1,
+        "type": "git",
+        "url": "https://git.ocbwoy3.dev/kris/deltarune-grub-theme"
+      },
+      "original": {
+        "type": "git",
+        "url": "https://git.ocbwoy3.dev/kris/deltarune-grub-theme"
+      }
+    },
     "disko": {
       "inputs": {
         "nixpkgs": "nixpkgs_3"
@@ -1735,6 +1751,7 @@
       "inputs": {
         "catppuccin": "catppuccin",
         "chaotic": "chaotic",
+        "deltarune-grub-theme": "deltarune-grub-theme",
         "disko": "disko",
         "ghostty": "ghostty",
         "home-manager": "home-manager_3",
diff --git a/flake.nix b/flake.nix
index cb9d248..f50ada3 100644
--- a/flake.nix
+++ b/flake.nix
@@ -39,6 +39,10 @@
 
 		# slop
 		openclaw.url = "github:openclaw/nix-openclaw";
+		deltarune-grub-theme = {
+			url = "git+https://git.ocbwoy3.dev/kris/deltarune-grub-theme";
+			flake = false;
+		};
 	};
 
 	outputs = { self, nixpkgs, ... }@inputs: {
diff --git a/hosts/default/configuration.nix b/hosts/default/configuration.nix
index 7508f2c..25ebfa4 100644
--- a/hosts/default/configuration.nix
+++ b/hosts/default/configuration.nix
@@ -19,6 +19,8 @@ in {
 
 	services.displayManager.gdm.enable = true;
 
+	boot.loader.grub.theme = inputs.deltarune-grub-theme;
+
 	boot.kernelPackages = pkgs.linuxPackages_cachyos-lto;
 
 	services.scx.enable = true;