diff --git a/flake.nix b/flake.nix
index 5a5a666..34e459a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -9,6 +9,10 @@
   }: let
     system = "x86_64-linux";
     pkgs = nixpkgs.legacyPackages.${system};
+    rev =
+      if (self ? rev)
+      then self.rev
+      else "dirty";
   in {
     formatter.${system} = pkgs.alejandra;
 
@@ -29,7 +33,8 @@
     };
 
     packages.${system}.default = pkgs.stdenv.mkDerivation {
-      name = "ctrlz.es";
+      pname = "ctrlz.es";
+      version = "v" + builtins.substring 0 7 rev;
       src = ./.;
       buildInputs = with pkgs; [hugo];