diff --git a/home-manager/durincore.nix b/home-manager/durincore.nix
index 2e4a5cd..86c22c1 100644
--- a/home-manager/durincore.nix
+++ b/home-manager/durincore.nix
@@ -174,7 +174,7 @@
       du = "du -h";
 
       # nvd - nix visual diff
-      nvdiff = "nvd diff /run/current-system result";
+      nvdiff = "nixos-rebuild build $argv && nvd diff /run/current-system result";
     };
     
     # rtx hook-env | source
diff --git a/home-manager/este.nix b/home-manager/este.nix
index 7f70641..08a646d 100644
--- a/home-manager/este.nix
+++ b/home-manager/este.nix
@@ -31,7 +31,7 @@
       du = "du -h";
 
       # nvd - nix visual diff
-      nvdiff = "nvd diff /run/current-system result";
+      nvdiff = "nixos-rebuild build $argv && nvd diff /run/current-system result";
     };
       # rtx hook-env | source
       # rtx activate fish | source
diff --git a/home-manager/gandalf.nix b/home-manager/gandalf.nix
index 9fde61f..edadfc7 100644
--- a/home-manager/gandalf.nix
+++ b/home-manager/gandalf.nix
@@ -41,7 +41,7 @@
       du = "du -h";
       
       # nvd - nix visual diff
-      nvdiff = "nvd diff /run/current-system result";
+      nvdiff = "nixos-rebuild build $argv && nvd diff /run/current-system result";
     };
       # rtx hook-env | source
       # rtx activate fish | source