diff --git a/flake.lock b/flake.lock
index 0a7d3c7..e5de5eb 100644
--- a/flake.lock
+++ b/flake.lock
@@ -372,11 +372,11 @@
         "nixpkgs": "nixpkgs_4"
       },
       "locked": {
-        "lastModified": 1714455472,
-        "narHash": "sha256-XotANaTYWoxQGZ3/cR0FKUB1UHZ85mIYlwcweBbBe+w=",
+        "lastModified": 1714526991,
+        "narHash": "sha256-BlcJ/1oFBO2b/784oEmSk47l7ezAFwiAkbtHrdrThC8=",
         "owner": "nix-community",
         "repo": "nixd",
-        "rev": "349be908d5473e922f43227d0b5840c6c55e231b",
+        "rev": "b1aa92b5661ee679ebb7915ac551a624a234fc7a",
         "type": "github"
       },
       "original": {
diff --git a/home-manager/durincore.nix b/home-manager/durincore.nix
index 8929c8e..d26a26a 100644
--- a/home-manager/durincore.nix
+++ b/home-manager/durincore.nix
@@ -174,7 +174,7 @@
       du = "du -h";
 
       # nvd - nix visual diff
-      nvdiff = "nixos-rebuild build $argv && nvd diff /run/current-system result";
+      nvdiff = "nixos-rebuild build && nvd diff /run/current-system result";
     };
     
     # rtx hook-env | source
diff --git a/nixos/durincore/configuration.nix b/nixos/durincore/configuration.nix
index cec5703..50b81ab 100644
--- a/nixos/durincore/configuration.nix
+++ b/nixos/durincore/configuration.nix
@@ -58,6 +58,7 @@
       };
     };
   };
+  services.cachix-agent.enable = true;
 
   # Enable sound with pipewire.
   sound.enable = true;