diff --git a/hosts/desktops/common/nix.nix b/hosts/desktops/common/nix.nix
index 3b2c239..b145faf 100644
--- a/hosts/desktops/common/nix.nix
+++ b/hosts/desktops/common/nix.nix
@@ -6,7 +6,7 @@
   nix = {
     registry.nixpkgs.flake = inputs.nixpkgs;
     nixPath = [
-      "nixpkgs=/etc/channels/nixpkgs"
+      "nixpkgs=${inputs.nixpkgs}"
       "/nix/var/nix/profiles/per-user/root/channels"
     ];
   };
diff --git a/hosts/desktops/io.nix b/hosts/desktops/io.nix
index 84d3a23..556f994 100644
--- a/hosts/desktops/io.nix
+++ b/hosts/desktops/io.nix
@@ -12,6 +12,8 @@
 
   networking.hostName = "io";
 
+  nix.nixPath = [ "nixos-config=${./io.nix}" ];
+
   zramSwap = {
     enable = true;
     memoryPercent = 100;
diff --git a/hosts/servers/alexandria.nix b/hosts/servers/alexandria.nix
index a24b57a..2832f4e 100644
--- a/hosts/servers/alexandria.nix
+++ b/hosts/servers/alexandria.nix
@@ -12,6 +12,8 @@
 
   users.users.user.extraGroups = [ "docker" ];
 
+  nix.nixPath = [ "nixos-config=${./alexandria.nix}" ];
+
   swapDevices = [ { device = "/swapfile"; size = 8192; } ];
 
   networking = {