diff --git a/flake.lock b/flake.lock
index 2af6eec..64077b7 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,5 +1,23 @@
 {
   "nodes": {
+    "grub2-themes": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1648398371,
+        "narHash": "sha256-Ti32Wbftf33gfMd/R6z+ESc9mF7In38GHH7F/cXJKeM=",
+        "owner": "vinceliuice",
+        "repo": "grub2-themes",
+        "rev": "fa74d1b6af8ba7cb142a14e4e4deb46789f1a6af",
+        "type": "github"
+      },
+      "original": {
+        "owner": "vinceliuice",
+        "repo": "grub2-themes",
+        "type": "github"
+      }
+    },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
@@ -71,11 +89,27 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1660464579,
-        "narHash": "sha256-kzA9rwh0wS6CwUnFHAQ7dhJCowMPfRbvixVeOKnUmjo=",
+        "lastModified": 1660519210,
+        "narHash": "sha256-LdGKQhxCm6IwZuFhV8FE6njEmLF0GgzR/cBdoc4+8C0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "b02538b16f6c5e1dbfce1033b27946e25c019b3b",
+        "rev": "901042d9c6d0251c7cf8cd468e61717aa7de0439",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "master",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1660551188,
+        "narHash": "sha256-a1LARMMYQ8DPx1BgoI/UN4bXe12hhZkCNqdxNi6uS0g=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "441dc5d512153039f19ef198e662e4f3dbb9fd65",
         "type": "github"
       },
       "original": {
@@ -117,11 +151,12 @@
     },
     "root": {
       "inputs": {
+        "grub2-themes": "grub2-themes",
         "home-manager": "home-manager",
         "kakoune-auto-pairs": "kakoune-auto-pairs",
         "kakoune-smarttab": "kakoune-smarttab",
         "kakoune-sort-selections": "kakoune-sort-selections",
-        "nixpkgs": "nixpkgs",
+        "nixpkgs": "nixpkgs_2",
         "nur": "nur",
         "rofi-theme": "rofi-theme"
       }