diff --git a/hosts/dunamis/disko.nix b/hosts/dunamis/disko.nix
index d62611d..ad09002 100644
--- a/hosts/dunamis/disko.nix
+++ b/hosts/dunamis/disko.nix
@@ -1,4 +1,6 @@
-{inputs, ...}: {
+{inputs, ...}: let
+  disk = "/dev/disk/by-id/nvme-eui.000000000000000100a075244b5d6185";
+in {
   imports = with inputs; [
     disko.nixosModules.disko
   ];
@@ -10,7 +12,7 @@
   };
   disko.devices.disk.main = {
     type = "disk";
-    device = "/dev/disk/by-id/nvme-eui.000000000000000100a075244b5d6185";
+    device = disk;
     content = {
       type = "gpt";
       partitions = {
diff --git a/hosts/legion/disko.nix b/hosts/legion/disko.nix
index d04dcd8..3d40953 100644
--- a/hosts/legion/disko.nix
+++ b/hosts/legion/disko.nix
@@ -1,4 +1,7 @@
-{inputs, ...}: {
+{inputs, ...}: let
+  disk = "/dev/disk/by-id/nvme-INTEL_SSDPEKKF256G8L_BTHH81460QC2256B";
+  disk1 = "/dev/disk/by-id/nvme-WDC_PC_SN730_SDBPNTY-1T00-1101_21114D802446";
+in {
   imports = with inputs; [
     disko.nixosModules.disko
   ];
@@ -10,7 +13,7 @@
   };
   disko.devices.disk.main = {
     type = "disk";
-    device = "/dev/disk/by-id/nvme-INTEL_SSDPEKKF256G8L_BTHH81460QC2256B";
+    device = disk;
     content = {
       type = "gpt";
       partitions = {
@@ -80,7 +83,7 @@
   };
   disko.devices.disk.second = {
     type = "disk";
-    device = "/dev/disk/by-id/nvme-WDC_PC_SN730_SDBPNTY-1T00-1101_21114D802446";
+    device = disk1;
     content = {
       type = "gpt";
       partitions = {
diff --git a/hosts/sarien/disko.nix b/hosts/sarien/disko.nix
index 1ea56bd..a383de2 100644
--- a/hosts/sarien/disko.nix
+++ b/hosts/sarien/disko.nix
@@ -1,4 +1,6 @@
-{inputs, ...}: {
+{inputs, ...}: let
+  disk = "/dev/disk/by-id/nvme-eui.0025385911b36714";
+in {
   imports = with inputs; [
     disko.nixosModules.disko
   ];
@@ -10,7 +12,7 @@
   };
   disko.devices.disk.main = {
     type = "disk";
-    device = "/dev/disk/by-id/nvme-eui.0025385911b36714";
+    device = disk;
     content = {
       type = "gpt";
       partitions = {