diff --git a/machines/web01/metis/default.nix b/machines/web01/metis/default.nix
index 71c922b..5ccdd77 100644
--- a/machines/web01/metis/default.nix
+++ b/machines/web01/metis/default.nix
@@ -1,7 +1,7 @@
 { lib, pkgs, sources, ... }:
 
 let
-  package = pkgs.callPackage ./package.nix { src = sources.metis; };
+  package = (import sources.metis { inherit pkgs; }).production;
 
   providers = {
     klub-reseau = "nuage.beta.rz.ens.wtf";
diff --git a/machines/web01/metis/package.nix b/machines/web01/metis/package.nix
deleted file mode 100644
index eaae274..0000000
--- a/machines/web01/metis/package.nix
+++ /dev/null
@@ -1,23 +0,0 @@
-{ lib, fetchgit, buildNpmPackage, src }:
-
-buildNpmPackage {
-  pname = "metis";
-  version = "unstable";
-
-  inherit src;
-
-  npmDepsHash = "sha256-RbjWNVY8KlPP9ajQRnrsWhOZiiyyMGQSY39lmZnTC1I=";
-
-  installPhase = ''
-    cp -r public $out
-  '';
-
-  meta = with lib; {
-    description = "";
-    homepage = "https://git.dgnum.eu/DGNum/metis";
-    license = licenses.unfree; # FIXME: nix-init did not found a license
-    maintainers = with maintainers; [ thubrecht ];
-    mainProgram = "metis";
-    platforms = platforms.all;
-  };
-}