diff --git a/common/default.nix b/common/default.nix
index 050fd08..a4464a4 100644
--- a/common/default.nix
+++ b/common/default.nix
@@ -26,7 +26,6 @@
   boot.tmp.useTmpfs = true;
 
   nix = {
-    # Keep a version that works with nix-eval-jobs
     package = pkgs.nixVersions.git.overrideAttrs (oldAttrs: {
       pname = "nix";
       version = "2.21.3";
@@ -107,7 +106,10 @@
       home.packages =
         [
           nix-melt.packages.${pkgs.system}.default
-          nurl.packages.${pkgs.system}.default
+
+          (nurl.packages.${pkgs.system}.default.override {
+            nix = config.nix.package;
+          })
         ]
         ++ (with config.nur.repos.rycee; [
           mozilla-addons-to-nix
diff --git a/common/home/direnv/default.nix b/common/home/direnv/default.nix
index f4152f1..84f6310 100644
--- a/common/home/direnv/default.nix
+++ b/common/home/direnv/default.nix
@@ -2,9 +2,10 @@
   programs.direnv = {
     enable = true;
     enableBashIntegration = true;
+
     nix-direnv = {
       enable = true;
-      package = pkgs.nix-direnv-flakes;
+      package = pkgs.nix-direnv;
     };
   };
 }
diff --git a/common/home/packages.nix b/common/home/packages.nix
index b50fa60..fcf2fa2 100644
--- a/common/home/packages.nix
+++ b/common/home/packages.nix
@@ -27,5 +27,14 @@
       usbutils
       wget
       zip
-    ]);
+    ])
+    ++ [
+      # This could help as well: nix derivation show -r /run/current-system
+      (pkgs.writeShellApplication {
+        name = "listDerivs";
+        text = ''
+          nix-store --query --requisites /run/current-system | cut -d- -f2- | sort -u
+        '';
+      })
+    ];
 }
diff --git a/common/modules/cachix.nix b/common/modules/cachix.nix
index 3fbcb6a..e3ff38e 100644
--- a/common/modules/cachix.nix
+++ b/common/modules/cachix.nix
@@ -1,8 +1,11 @@
 {
   config,
+  lib,
   pkgs,
   ...
-}: {
+}: let
+  inherit (lib) optionals;
+in {
   environment.systemPackages = [
     (pkgs.writeShellApplication {
       name = "rebuild-no-cache";
@@ -15,22 +18,25 @@
 
   nix = {
     settings = {
-      substituters = [
-        "https://hyprland.cachix.org"
-        "https://nix-gaming.cachix.org"
-        # Nixpkgs-Wayland
-        "https://cache.nixos.org"
-        "https://nixpkgs-wayland.cachix.org"
-        "https://nix-community.cachix.org"
-        # Nix-community
-        "https://nix-community.cachix.org"
-        # Nh
-        "https://viperml.cachix.org"
-        # Caddy
-        "https://caddycf.cachix.org"
-        # Personal config cache
-        "https://cache.nelim.org"
-      ];
+      substituters =
+        [
+          "https://hyprland.cachix.org"
+          "https://nix-gaming.cachix.org"
+          # Nixpkgs-Wayland
+          "https://cache.nixos.org"
+          "https://nixpkgs-wayland.cachix.org"
+          "https://nix-community.cachix.org"
+          # Nix-community
+          "https://nix-community.cachix.org"
+          # Nh
+          "https://viperml.cachix.org"
+          # Caddy
+          "https://caddycf.cachix.org"
+        ]
+        ++ optionals (!config.services.nix-serve.enable) [
+          # Personal config cache
+          "https://cache.nelim.org"
+        ];
       trusted-public-keys = [
         "hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc="
         "nix-gaming.cachix.org-1:nbjlureqMbRAxR1gJ/f3hxemL9svXaZF/Ees8vCUUs4="
diff --git a/devices/servivi/modules/binary-cache.nix b/devices/servivi/modules/binary-cache.nix
index 8bb10d2..7b16f53 100644
--- a/devices/servivi/modules/binary-cache.nix
+++ b/devices/servivi/modules/binary-cache.nix
@@ -8,12 +8,16 @@
   inherit (config.vars) mainUser;
   inherit (config.sops) secrets;
 
-  nixPkg = {
-    nix = config.nix.package;
-  };
+  nix-eval-jobsPkg =
+    nix-eval-jobs.packages.${pkgs.system}.default.override {
+      nix = config.nix.package;
+    }
+    // {
+      nix = config.nix.package;
+    };
+
   nix-fast-buildPkg = nix-fast-build.packages.${pkgs.system}.nix-fast-build.override {
-    nix-eval-jobs =
-      nix-eval-jobs.packages.${pkgs.system}.default.override nixPkg // nixPkg;
+    nix-eval-jobs = nix-eval-jobsPkg;
   };
 in {
   services.nix-serve = {
diff --git a/flake.lock b/flake.lock
index b6b184c..a62c2c8 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1532,22 +1532,6 @@
         "type": "github"
       }
     },
-    "nixpkgs_3": {
-      "locked": {
-        "lastModified": 1708296515,
-        "narHash": "sha256-FyF489fYNAUy7b6dkYV6rGPyzp+4tThhr80KNAaF/yY=",
-        "owner": "nixos",
-        "repo": "nixpkgs",
-        "rev": "b98a4e1746acceb92c509bc496ef3d0e5ad8d4aa",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nixos",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "nmd": {
       "flake": false,
       "locked": {
@@ -1639,18 +1623,20 @@
     },
     "nurl": {
       "inputs": {
-        "nixpkgs": "nixpkgs_3"
+        "nixpkgs": [
+          "nixpkgs"
+        ]
       },
       "locked": {
-        "lastModified": 1708368674,
-        "narHash": "sha256-QzvpuikAHHHN91pDkBDoUx3x8LJVHbk2JDwYXe87WCc=",
-        "owner": "nix-community",
+        "lastModified": 1717025176,
+        "narHash": "sha256-3S6pdNj+ui0fX1tBtWQlEYIuY3Uy3xiSzjfMxAjSlD8=",
+        "owner": "matt1432",
         "repo": "nurl",
-        "rev": "7f789ea2da9ff52724efb38df01ecda87704fc87",
+        "rev": "1086a09f386d76e93fa6db46e0d002e4f5dc12c0",
         "type": "github"
       },
       "original": {
-        "owner": "nix-community",
+        "owner": "matt1432",
         "repo": "nurl",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index ccea46a..9de83a8 100644
--- a/flake.nix
+++ b/flake.nix
@@ -244,7 +244,8 @@
       type = "github";
     };
     nurl = {
-      owner = "nix-community";
+      inputs.nixpkgs.follows = "nixpkgs";
+      owner = "matt1432";
       repo = "nurl";
       type = "github";
     };
diff --git a/inputs.nix b/inputs.nix
index 44bcd86..7463b54 100644
--- a/inputs.nix
+++ b/inputs.nix
@@ -9,8 +9,8 @@ let
 
   # Inputs
   nixTools = {
-    nurl = mkInput {
-      owner = "nix-community";
+    nurl = mkDep {
+      owner = "matt1432";
       repo = "nurl";
     };
 
@@ -58,6 +58,7 @@ let
       repo = "stylelint-lsp";
     };
 
+    # uses nixVersions.nix_2_19
     nixd = mkDep {
       owner = "nix-community";
       repo = "nixd";