diff --git a/nix/npins/sources.json b/nix/npins/sources.json
index 093a358..f22d12a 100644
--- a/nix/npins/sources.json
+++ b/nix/npins/sources.json
@@ -331,13 +331,13 @@
       "type": "Git",
       "repository": {
         "type": "GitHub",
-        "owner": "tweag",
+        "owner": "nix-community",
         "repo": "npmlock2nix"
       },
       "branch": "master",
-      "revision": "5c4f247688fc91d665df65f71c81e0726621aaa8",
-      "url": "https://github.com/tweag/npmlock2nix/archive/5c4f247688fc91d665df65f71c81e0726621aaa8.tar.gz",
-      "hash": "1zkrcph1vqgl0q7yi9cg0ghq1mmvhy8rlc6xvyww56i3j87cg5gn"
+      "revision": "330f8d574ab58cb6413141aa62bab3330871a365",
+      "url": "https://github.com/nix-community/npmlock2nix/archive/330f8d574ab58cb6413141aa62bab3330871a365.tar.gz",
+      "hash": "118qz5idib8vxvx575xd2dv1jmc7mpj2lz2zwgc8qihpxksg533h"
     },
     "photoprism": {
       "type": "Git",
@@ -386,18 +386,6 @@
       "url": null,
       "hash": "18z5ww9lp2r93bq2pkzn0knhyc392szqv166yx8r4qv4y4is3b38"
     },
-    "ranz2nix": {
-      "type": "Git",
-      "repository": {
-        "type": "GitHub",
-        "owner": "andir",
-        "repo": "ranz2nix"
-      },
-      "branch": "master",
-      "revision": "637276c3110716d2a798e737fe62e54b37190d50",
-      "url": "https://github.com/andir/ranz2nix/archive/637276c3110716d2a798e737fe62e54b37190d50.tar.gz",
-      "hash": "0jaxw74srgabzz5sawy6nv27rpghmwxw53m5csnrhgy39a9yaki4"
-    },
     "streetmerchant": {
       "type": "Git",
       "repository": {
diff --git a/nix/packages/default.nix b/nix/packages/default.nix
index 65a5e5c..80cf436 100644
--- a/nix/packages/default.nix
+++ b/nix/packages/default.nix
@@ -109,7 +109,7 @@ self: super: {
 
   photoprism = self.callPackage ./photoprism {
     src = sources.photoprism;
-    ranz2nix = sources.ranz2nix;
+    npmlock2nix = (import sources.npmlock2nix { pkgs = unstable; });
     #    buildGo118Module = self.bui
     ##      let
     ##        go_1_18 = self.callPackage (unstable.path + "/pkgs/development/compilers/go/1.18.nix") {
diff --git a/nix/packages/photoprism/default.nix b/nix/packages/photoprism/default.nix
index 106d39a..9b36b6c 100644
--- a/nix/packages/photoprism/default.nix
+++ b/nix/packages/photoprism/default.nix
@@ -1,5 +1,5 @@
 { src
-, ranz2nix
+, npmlock2nix
 , coreutils
 , stdenv
 , fetchurl
@@ -11,7 +11,7 @@
 , callPackage
 }:
 buildGo118Module {
-  name = "photoprism-go";
+  name = "photoprism";
   inherit src;
 
   subPackages = [ "cmd/photoprism" ];
@@ -30,7 +30,7 @@ buildGo118Module {
   prePatch = ''
     substituteInPlace internal/commands/passwd.go --replace '/bin/stty' "${coreutils}/bin/stty"
   '';
-  vendorSha256 = "1y8vbj4nkm99qdpdm2pj25wb65416jm4cwqsp0hrjpfis1b105pl";
+  vendorSha256 = "1cvwhgqy49pxxypywg9gnjvisnb0dqjmzpi1nywh9afj13aivmvq";
 
   # https://github.com/mattn/go-sqlite3/issues/803
   CGO_CFLAGS = "-Wno-return-local-addr";
@@ -41,50 +41,15 @@ buildGo118Module {
 
 
   passthru = rec {
-
-    frontend =
-      let
-        noderanz = callPackage ranz2nix {
-          nodejs = nodejs-14_x;
-          sourcePath = src + "/frontend";
-          packageOverride = name: spec:
-            if name == "minimist" && spec ? resolved && spec.resolved == "" && spec.version == "1.2.0" then {
-              resolved = "file://" + (
-                toString (
-                  fetchurl {
-                    url = "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz";
-                    sha256 = "0w7jll4vlqphxgk9qjbdjh3ni18lkrlfaqgsm7p14xl3f7ghn3gc";
-                  }
-                )
-              );
-            } else { };
-        };
-        node_modules = noderanz.patchedBuild;
-      in
-      stdenv.mkDerivation {
-        name = "photoprism-frontend";
-        nativeBuildInputs = [ nodejs-14_x ];
-
-        inherit src;
-
-        sourceRoot = "source/frontend";
-
-        postUnpack = ''
-          chmod -R +rw .
-        '';
-
-        NODE_ENV = "production";
-
-        buildPhase = ''
-          export HOME=$(mktemp -d)
-          ln -sf ${node_modules}/node_modules node_modules
-          ln -sf ${node_modules.lockFile} package-lock.json
-          npm run build
-        '';
-        installPhase = ''
-          cp -rv ../assets/static/build $out
-        '';
-      };
+    frontend = npmlock2nix.v2.build {
+      src = src + "/frontend";
+      buildCommands = [
+        "HOME=$(mktemp -d) npm run build"
+      ];
+      installPhase = ''
+        cp -rv ../assets/static/build $out
+      '';
+    };
 
     assets =
       let