diff --git a/configs/sputnik/configuration.nix b/configs/sputnik/configuration.nix
index 8362320..46da400 100644
--- a/configs/sputnik/configuration.nix
+++ b/configs/sputnik/configuration.nix
@@ -13,6 +13,13 @@
 
   ];
 
+  nix = {
+    package = pkgs.nixUnstable;
+    extraOptions = ''
+      experimental-features = nix-command flakes
+    '';
+  };
+
   networking.hostName = "sputnik";
   networking.useDHCP = true;
 
diff --git a/system/all/default.nix b/system/all/default.nix
index 5150961..0fc5a49 100644
--- a/system/all/default.nix
+++ b/system/all/default.nix
@@ -63,7 +63,8 @@
 
   # rewire NIX_PATH
   # ---------------
-  environment.variables.NIX_PATH = lib.mkForce "/var/src";
+  #environment.variables.NIX_PATH = lib.mkForce "/var/src";
+  nix.nixPath = [ "nixpkgs=${pkgs.path}" ];
 
   # Shell configuration
   # -------------------