diff --git a/hosts/ame/default.nix b/hosts/ame/default.nix
index 0d6c80f..19db42a 100644
--- a/hosts/ame/default.nix
+++ b/hosts/ame/default.nix
@@ -3,6 +3,7 @@ _: {
     ./hardware.nix
     ./services
     ./networking.nix
+    ../common.nix
     ../../modules
     ../../modules/fonts.nix
   ];
diff --git a/hosts/ame/hardware.nix b/hosts/ame/hardware.nix
index 8a9cc66..bde282a 100644
--- a/hosts/ame/hardware.nix
+++ b/hosts/ame/hardware.nix
@@ -1,4 +1,5 @@
 {
+  inputs,
   config,
   lib,
   modulesPath,
@@ -6,6 +7,7 @@
 }: {
   imports = [
     (modulesPath + "/installer/scan/not-detected.nix")
+    inputs.nixos-hardware.nixosModules.lenovo-thinkpad-t480
   ];
 
   boot = {
@@ -18,6 +20,7 @@
       };
       efi = {
         canTouchEfiVariables = true;
+        efiSysMountPoint = "/boot/efi";
       };
     };
     initrd = {
@@ -26,6 +29,13 @@
     };
   };
 
+  fileSystems = {
+    "/" = {
+      device = "/dev/disk/by-uuid";
+      fsType = "ext4";
+    };
+  };
+
   zramSwap = {
     enable = true;
     swapDevices = 1;
diff --git a/hosts/arashi/default.nix b/hosts/arashi/default.nix
index 0ceef1f..053a564 100644
--- a/hosts/arashi/default.nix
+++ b/hosts/arashi/default.nix
@@ -3,6 +3,7 @@
     ./hardware.nix
     ./services
     ./networking.nix
+    ../common.nix
     ../../modules
   ];
 
diff --git a/hosts/common.nix b/hosts/common.nix
new file mode 100644
index 0000000..686edcc
--- /dev/null
+++ b/hosts/common.nix
@@ -0,0 +1,8 @@
+{inputs, ...}: {
+  imports = [
+    inputs.sops-nix.nixosModules.sops
+    inputs.home-manager.nixosModules.home-manager
+    inputs.nur.nixosModules.nur
+    inputs.attic.nixosModules.atticd
+  ];
+}
diff --git a/hosts/default.nix b/hosts/default.nix
index 5919ec8..d434833 100644
--- a/hosts/default.nix
+++ b/hosts/default.nix
@@ -6,20 +6,11 @@
   flake.nixosConfigurations = let
     inherit (inputs.nixpkgs.lib) nixosSystem;
     specialArgs = {inherit inputs;};
-    sopsModule = inputs.sops-nix.nixosModules.sops;
-    hmModule = inputs.home-manager.nixosModules.home-manager;
-    atticModule = inputs.attic.nixosModules.atticd;
-    nurModule = inputs.nur.nixosModules.nur;
-    t480Module = inputs.nixos-hardware.nixosModules.lenovo-thinkpad-t480;
   in {
     tsuki = nixosSystem {
       inherit specialArgs;
       modules = [
         ./tsuki
-        sopsModule
-        hmModule
-        atticModule
-        nurModule
         {
           home-manager = {
             useGlobalPkgs = true;
@@ -36,9 +27,6 @@
       inherit specialArgs;
       modules = [
         ./ame
-        sopsModule
-        hmModule
-        t480Module
         {
           home-manager = {
             useGlobalPkgs = true;
@@ -55,8 +43,6 @@
       inherit specialArgs;
       modules = [
         ./sakura
-        sopsModule
-        hmModule
         {
           home-manager = {
             useGlobalPkgs = true;
@@ -73,8 +59,6 @@
       inherit specialArgs;
       modules = [
         ./kariru
-        sopsModule
-        hmModule
         {
           home-manager = {
             useGlobalPkgs = true;
@@ -91,8 +75,6 @@
       inherit specialArgs;
       modules = [
         ./yuki
-        sopsModule
-        hmModule
         {
           home-manager = {
             useGlobalPkgs = true;
@@ -109,8 +91,6 @@
       inherit specialArgs;
       modules = [
         ./arashi
-        sopsModule
-        hmModule
         {
           home-manager = {
             useGlobalPkgs = true;
@@ -127,9 +107,6 @@
       inherit specialArgs;
       modules = [
         ./sora
-        sopsModule
-        atticModule
-        hmModule
         {
           home-manager = {
             useGlobalPkgs = true;
@@ -146,8 +123,6 @@
       inherit specialArgs;
       modules = [
         ./tsuru
-        sopsModule
-        hmModule
         {
           home-manager = {
             useGlobalPkgs = true;
@@ -164,8 +139,6 @@
       inherit specialArgs;
       modules = [
         ./haru
-        sopsModule
-        hmModule
         {
           home-manager = {
             useGlobalPkgs = true;
@@ -182,8 +155,6 @@
       inherit specialArgs;
       modules = [
         ./kaze
-        sopsModule
-        hmModule
         {
           home-manager = {
             useGlobalPkgs = true;
diff --git a/hosts/haru/default.nix b/hosts/haru/default.nix
index c7f3ef6..945b49b 100644
--- a/hosts/haru/default.nix
+++ b/hosts/haru/default.nix
@@ -3,6 +3,7 @@
     ./hardware.nix
     ./services
     ./networking.nix
+    ../common.nix
     ../../modules
   ];
 
diff --git a/hosts/kariru/default.nix b/hosts/kariru/default.nix
index 2afeffc..53b937f 100644
--- a/hosts/kariru/default.nix
+++ b/hosts/kariru/default.nix
@@ -3,6 +3,7 @@
     ./hardware.nix
     ./services
     ./networking.nix
+    ../common.nix
     ../../modules
   ];
 
diff --git a/hosts/kaze/default.nix b/hosts/kaze/default.nix
index 17ec406..86d9731 100644
--- a/hosts/kaze/default.nix
+++ b/hosts/kaze/default.nix
@@ -3,6 +3,7 @@
     ./hardware.nix
     ./services
     ./networking.nix
+    ../common.nix
     ../../modules
   ];
 
diff --git a/hosts/sora/default.nix b/hosts/sora/default.nix
index 1fe3b24..6b808e7 100644
--- a/hosts/sora/default.nix
+++ b/hosts/sora/default.nix
@@ -3,6 +3,7 @@ _: {
     ./hardware.nix
     ./networking.nix
     ./services
+    ../common.nix
     ../../modules
   ];
 
diff --git a/hosts/sora/services/attic.nix b/hosts/sora/services/attic.nix
index 3d98d56..bcc655c 100644
--- a/hosts/sora/services/attic.nix
+++ b/hosts/sora/services/attic.nix
@@ -1,8 +1,11 @@
 {
+  inputs,
   config,
   pkgs,
   ...
 }: {
+  imports = [inputs.attic.nixosModules.atticd];
+
   sops.secrets.attic = {};
 
   environment.systemPackages = [pkgs.attic];
diff --git a/hosts/tsuki/default.nix b/hosts/tsuki/default.nix
index 82c9e50..138e83b 100755
--- a/hosts/tsuki/default.nix
+++ b/hosts/tsuki/default.nix
@@ -9,6 +9,7 @@
     ./hardware.nix
     ./services
     ./networking.nix
+    ../common.nix
     ../../home/wayland
     ../../modules
     ../../modules/fonts.nix
diff --git a/hosts/tsuru/default.nix b/hosts/tsuru/default.nix
index 72b2b65..67df882 100644
--- a/hosts/tsuru/default.nix
+++ b/hosts/tsuru/default.nix
@@ -3,6 +3,7 @@
     ./hardware.nix
     ./services
     ./networking.nix
+    ../common.nix
     ../../modules
   ];
 
diff --git a/hosts/yuki/default.nix b/hosts/yuki/default.nix
index a1505c7..d04b201 100644
--- a/hosts/yuki/default.nix
+++ b/hosts/yuki/default.nix
@@ -3,6 +3,7 @@
     ./hardware.nix
     ./services
     ./networking.nix
+    ../common.nix
     ../../modules
   ];
 
diff --git a/hosts/yuki/services/wallos.nix b/hosts/yuki/services/wallos.nix
index 98a5488..893899e 100644
--- a/hosts/yuki/services/wallos.nix
+++ b/hosts/yuki/services/wallos.nix
@@ -1,6 +1,6 @@
 _: {
   virtualisation.oci-containers.containers.wallos = {
-    image = "bellamy/wallos@sha256:283cef1078cd8d3bf4474c641968328bd3da7c4bb11e92abd0a3a65036b31f47"; #v 1.23.0
+    image = "bellamy/wallos@sha256:142d7f1202cc0d80a02e9ae48c1a53de7cf5f448758d853a1fe8f5af732459fd"; #v 1.27.1
     ports = ["8282:80"];
     volumes = [
       "/home/notoh/docker/wallos/db:/var/www/html/db"