diff --git a/nixos/modules/nixos/system/nix.nix b/nixos/modules/nixos/system/nix.nix
index f75c7e1..51a9002 100644
--- a/nixos/modules/nixos/system/nix.nix
+++ b/nixos/modules/nixos/system/nix.nix
@@ -25,45 +25,12 @@ in
           type = lib.types.bool;
           description = "Persistent timer for gc, runs at startup if timer missed";
           default = true;
-
         };
     };
 
   };
 
   nix = {
-    settings = {
-      # Enable flakes
-      experimental-features = [
-        "nix-command"
-        "flakes"
-      ];
-
-      # Substitutions
-      trusted-substituters = [
-        "https://nix-community.cachix.org"
-        "https://numtide.cachix.org"
-      ];
-
-      trusted-public-keys = [
-        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
-        "numtide.cachix.org-1:2ps1kLBUWjxIneOy1Ik6cQjb41X0iXVXeHigGmycPPE="
-      ];
-
-      # Fallback quickly if substituters are not available.
-      connect-timeout = 5;
-      # Avoid copying unnecessary stuff over SSH
-      builders-use-substitutes = true;
-
-
-      trusted-users = [ "root" "@wheel" ];
-
-      warn-dirty = false;
-
-      # The default at 10 is rarely enough.
-      log-lines = lib.mkDefault 25;
-
-    };
 
     optimise.automatic = cfg.autoOptimiseStore;
 
diff --git a/nixos/profiles/global.nix b/nixos/profiles/global.nix
index be82a63..5d0c2f6 100644
--- a/nixos/profiles/global.nix
+++ b/nixos/profiles/global.nix
@@ -9,10 +9,10 @@ with lib;
   # Not sure at this point a good way to manage globals in one place
   # without mono-repo config.
 
-  # Generated by nixos-config-generate
+
   imports =
     [
-      (modulesPath + "/installer/scan/not-detected.nix")
+      (modulesPath + "/installer/scan/not-detected.nix") # Generated by nixos-config-generate
       ./global/nix.nix
     ];
 
diff --git a/nixos/profiles/global/nix.nix b/nixos/profiles/global/nix.nix
index 618eaf5..11a2614 100644
--- a/nixos/profiles/global/nix.nix
+++ b/nixos/profiles/global/nix.nix
@@ -1,84 +1,41 @@
-{ lib, ... }:
+{ lib, config, ... }:
 {
-  nix = {
-    nix = {
-      settings = {
-        # Enable flakes
-        experimental-features = [
-          "nix-command"
-          "flakes"
-        ];
-
-        # Substitutions
-        trusted-substituters = [
-          "https://nix-community.cachix.org"
-          "https://numtide.cachix.org"
-        ];
-
-        trusted-public-keys = [
-          "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
-          "numtide.cachix.org-1:2ps1kLBUWjxIneOy1Ik6cQjb41X0iXVXeHigGmycPPE="
-        ];
-
-        # Fallback quickly if substituters are not available.
-        connect-timeout = 5;
-        # Avoid copying unnecessary stuff over SSH
-        builders-use-substitutes = true;
 
 
-        trusted-users = [ "root" "@wheel" ];
+  nix.settings = {
+    # Enable flakes
+    experimental-features = [
+      "nix-command"
+      "flakes"
+    ];
 
-        warn-dirty = false;
+    # Substitutions
+    trusted-substituters = [
+      "https://nix-community.cachix.org"
+      "https://numtide.cachix.org"
+    ];
 
-        # The default at 10 is rarely enough.
-        log-lines = lib.mkDefault 25;
+    trusted-public-keys = [
+      "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
+      "numtide.cachix.org-1:2ps1kLBUWjxIneOy1Ik6cQjb41X0iXVXeHigGmycPPE="
+    ];
 
-      };
-
-    };
-
-    settings = {
-      # Enable flakes
-      experimental-features = [
-        "nix-command"
-        "flakes"
-      ];
-
-      # Substitutions
-      trusted-substituters = [
-        "https://nix-community.cachix.org"
-        "https://numtide.cachix.org"
-      ];
-
-      trusted-public-keys = [
-        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
-        "numtide.cachix.org-1:2ps1kLBUWjxIneOy1Ik6cQjb41X0iXVXeHigGmycPPE="
-      ];
-
-      # Fallback quickly if substituters are not available.
-      connect-timeout = 5;
-      # Avoid copying unnecessary stuff over SSH
-      builders-use-substitutes = true;
+    # Fallback quickly if substituters are not available.
+    connect-timeout = 5;
+    # Avoid copying unnecessary stuff over SSH
+    builders-use-substitutes = true;
 
 
-      trusted-users = [ "root" "@wheel" ];
+    trusted-users = [ "root" "@wheel" ];
 
-      warn-dirty = false;
+    warn-dirty = false;
 
-      # The default at 10 is rarely enough.
-      log-lines = lib.mkDefault 25;
-
-    };
-
-    optimise.automatic = cfg.autoOptimiseStore;
-
-    # automatically garbage collect nix store
-    gc = mkIf cfg.gc.enabled {
-      # garbage collection
-      automatic = cfg.gc.enabled;
-      options = "--delete-older-than 30d";
-      persistent = cfg.gc.persistent;
-    };
+    # The default at 10 is rarely enough.
+    log-lines = lib.mkDefault 25;
 
   };
+
+
+
+
 }