diff --git a/nixos/environment.nix b/nixos/environment.nix
index 76bc110e..ca5b1ec0 100644
--- a/nixos/environment.nix
+++ b/nixos/environment.nix
@@ -72,7 +72,6 @@ with lib;
         export STARSHIP_INSIDE_EMACS="yes"
       '';
       extraInit = ''
-        export NIX_PATH="nixpkgs=${inputs.nixpkgs.outPath}:$NIX_PATH";
         export PATH="$HOME/.cargo/bin:${libDir}/bin:${libDir}/functions:$PATH";
       '';
     };
diff --git a/nixos/nix.nix b/nixos/nix.nix
index 52806c8d..a4e4a9c5 100644
--- a/nixos/nix.nix
+++ b/nixos/nix.nix
@@ -21,6 +21,10 @@
       keep-derivations = true;
     };
     channel.enable = false;
+    nixPath = [
+      "nixpkgs=${inputs.nixpkgs.outPath}"
+      "configuration"
+    ];
   };
 
   nixpkgs.overlays = with inputs; [