diff --git a/flake.lock b/flake.lock
index 894cc5d..2fb8315 100644
--- a/flake.lock
+++ b/flake.lock
@@ -30,11 +30,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1720226507,
-        "narHash": "sha256-yHVvNsgrpyNTXZBEokL8uyB2J6gB1wEx0KOJzoeZi1A=",
+        "lastModified": 1721058578,
+        "narHash": "sha256-fs/PVa3H5dS1//4BjecWi3nitXm5fRObx0JxXIAo+JA=",
         "owner": "ipetkov",
         "repo": "crane",
-        "rev": "0aed560c5c0a61c9385bddff471a13036203e11c",
+        "rev": "17e5109bb1d9fb393d70fba80988f7d70d1ded1a",
         "type": "github"
       },
       "original": {
@@ -50,11 +50,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1720402389,
-        "narHash": "sha256-zJv6euDOrJWMHBhxfp/ay+Dvjwpe8YtMuEI5b09bxmo=",
+        "lastModified": 1721266288,
+        "narHash": "sha256-MsyTzXu9CJVcBr44ct8ILKF/Ro7VlF+tVZTylzAoXSs=",
         "owner": "nix-community",
         "repo": "disko",
-        "rev": "f1a00e7f55dc266ef286cc6fc8458fa2b5ca2414",
+        "rev": "e8e8d9a3a9c1d0e654ccda7834bf0288a9d15c47",
         "type": "github"
       },
       "original": {
@@ -145,11 +145,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1720470846,
-        "narHash": "sha256-7ftA4Bv5KfH4QdTRxqe8/Hz2YTKo+7IQ9n7vbNWgv28=",
+        "lastModified": 1721135958,
+        "narHash": "sha256-H548rpPMsn25LDKn1PCFmPxmWlClJJGnvdzImHkqjuY=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "2fb5c1e0a17bc6059fa09dc411a43d75f35bb192",
+        "rev": "afd2021bedff2de92dfce0e257a3d03ae65c603d",
         "type": "github"
       },
       "original": {
@@ -247,11 +247,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1720469887,
-        "narHash": "sha256-BwPsGQ/EMqCreUc5j9Efj+wx13AjREtuHhbyHZygcE4=",
+        "lastModified": 1721270582,
+        "narHash": "sha256-MdZmYPPExntE5rJu88IhJSy8Um4UyZCTXhOwvzbjDVI=",
         "owner": "LnL7",
         "repo": "nix-darwin",
-        "rev": "fabc653517106127e2ed435fb52e7e8854354428",
+        "rev": "a3e4a7b8ffc08c7dc1973822a77ad432e1ec3dec",
         "type": "github"
       },
       "original": {
@@ -324,11 +324,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1720515935,
-        "narHash": "sha256-8b+fzR4W2hI5axwB+4nBwoA15awPKkck4ghhCt8v39M=",
+        "lastModified": 1720737798,
+        "narHash": "sha256-G/OtEAts7ZUvW5lrGMXSb8HqRp2Jr9I7reBuvCOL54w=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "a111ce6b537df12a39874aa9672caa87f8677eda",
+        "rev": "c5013aa7ce2c7ec90acee5d965d950c8348db751",
         "type": "github"
       },
       "original": {
@@ -354,11 +354,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1720498663,
-        "narHash": "sha256-juqJkkdAt44mOfA43q1qUHn7iWoK++81lR8Mh7N/EF8=",
+        "lastModified": 1721116560,
+        "narHash": "sha256-++TYlGMAJM1Q+0nMVaWBSEvEUjRs7ZGiNQOpqbQApCU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "106e145e1d4583d1e2bb20e54947d15ad55e75e1",
+        "rev": "9355fa86e6f27422963132c2c9aeedb0fb963d93",
         "type": "github"
       },
       "original": {
@@ -370,11 +370,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1719957072,
-        "narHash": "sha256-gvFhEf5nszouwLAkT9nWsDzocUTqLWHuL++dvNjMp9I=",
+        "lastModified": 1720535198,
+        "narHash": "sha256-zwVvxrdIzralnSbcpghA92tWu2DV2lwv89xZc8MTrbg=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "7144d6241f02d171d25fba3edeaf15e0f2592105",
+        "rev": "205fd4226592cc83fd4c0885a3e4c9c400efabb5",
         "type": "github"
       },
       "original": {
@@ -425,11 +425,11 @@
     },
     "nur": {
       "locked": {
-        "lastModified": 1720521897,
-        "narHash": "sha256-k/lSErCNGvHj/vI+TXHLuQI9pmEnQBVcKbV3yB3I8NQ=",
+        "lastModified": 1721267475,
+        "narHash": "sha256-NlMApJs43ao6XhzG27HTkz8xK/UeeyfosVy7EswgzRg=",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "4cb066aae41593df9901910e45f9dfd1af5aa743",
+        "rev": "2ed5571f569d46f5b450dee4d4a1de6cb20ded55",
         "type": "github"
       },
       "original": {
@@ -454,11 +454,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1720524665,
-        "narHash": "sha256-ni/87oHPZm6Gv0ECYxr1f6uxB0UKBWJ6HvS7lwLU6oY=",
+        "lastModified": 1721042469,
+        "narHash": "sha256-6FPUl7HVtvRHCCBQne7Ylp4p+dpP3P/OYuzjztZ4s70=",
         "owner": "cachix",
         "repo": "pre-commit-hooks.nix",
-        "rev": "8d6a17d0cdf411c55f12602624df6368ad86fac1",
+        "rev": "f451c19376071a90d8c58ab1a953c6e9840527fd",
         "type": "github"
       },
       "original": {
@@ -506,11 +506,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1720491570,
-        "narHash": "sha256-PHS2BcQ9kxBpu9GKlDg3uAlrX/ahQOoAiVmwGl6BjD4=",
+        "lastModified": 1721269159,
+        "narHash": "sha256-eHrGuKZKQb762qdCkrfoyyxXLKumYhiXJca1ig0RftE=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "b970af40fdc4bd80fd764796c5f97c15e2b564eb",
+        "rev": "c3e217122ac55680606d69bc693bdf262f14f602",
         "type": "github"
       },
       "original": {
@@ -545,11 +545,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1720479166,
-        "narHash": "sha256-jqvhLDXzTLTHq9ZviFOpcTmXXmnbLfz7mWhgMNipMN4=",
+        "lastModified": 1720926522,
+        "narHash": "sha256-eTpnrT6yu1vp8C0B5fxHXhgKxHoYMoYTEikQx///jxY=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "67035a355b1d52d2d238501f8cc1a18706979760",
+        "rev": "0703ba03fd9c1665f8ab68cc3487302475164617",
         "type": "github"
       },
       "original": {
@@ -565,11 +565,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1720400448,
-        "narHash": "sha256-v7JVJ8H1PyH7/8EU72mz7wzxJ1OLE/h3NCqQyZ6ONjs=",
+        "lastModified": 1721263500,
+        "narHash": "sha256-6l0+MciXkktANuZ+Rwc6BZJxtMi7jHZRiSnzG+xpwyk=",
         "owner": "nix-community",
         "repo": "srvos",
-        "rev": "21a3259985e3cddc455f64ad66d4a825b39934ad",
+        "rev": "ef4f2248e1bbd84a0dd269ab31b9927d9c0bf2e6",
         "type": "github"
       },
       "original": {
@@ -600,11 +600,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1720507012,
-        "narHash": "sha256-QIeZ43t9IVB4dLsFaWh2f4C7JSRfK7p+Y1U9dULsLXU=",
+        "lastModified": 1721059077,
+        "narHash": "sha256-gCICMMX7VMSKKt99giDDtRLkHJ0cwSgBtDijJAqTlto=",
         "owner": "numtide",
         "repo": "treefmt-nix",
-        "rev": "8b63fe8cf7892c59b3df27cbcab4d5644035d72f",
+        "rev": "0fb28f237f83295b4dd05e342f333b447c097398",
         "type": "github"
       },
       "original": {
diff --git a/hosts/lightsail-tokyo/default.nix b/hosts/lightsail-tokyo/default.nix
index 6bc357b..3d64e05 100644
--- a/hosts/lightsail-tokyo/default.nix
+++ b/hosts/lightsail-tokyo/default.nix
@@ -26,6 +26,10 @@
   # WORKAROUND:
   systemd.services."print-host-key".enable = false;
 
+  # FIXME:
+  # error: 1 dependencies of derivation '/nix/store/h0wkpjfh0hr1vswyz2f7wk8n03yj0l81-linux-6.10-modules.drv' failed to build
+  boot.kernelPackages = pkgs.linuxPackages;
+
   ### Secrets
   sops = {
     secrets = builtins.mapAttrs (_name: value: value // {sopsFile = ./secrets.yaml;}) {