diff --git a/nixos/roles/nix.nix b/nixos/roles/nix.nix
index 7009fa2..bd5c6e1 100644
--- a/nixos/roles/nix.nix
+++ b/nixos/roles/nix.nix
@@ -1,25 +1,27 @@
 {
-  nix.settings = {
-    trusted-public-keys = [
-      "nerflap2-1:pDZCg0oo9PxNQxwVSQSvycw7WXTl53PGvVeZWvxuqJc="
-      "gonne.mathebau.de-1:FsXFyFiBFE/JxC9MCkt/WuiXjx5dkRI9RXj0FxOQrV0="
-    ];
-    experimental-features = [
-      "flakes"
-      "nix-command"
-    ];
-    auto-optimise-store = true;
-    fallback = true;
-    builders-use-substitus = true;
-  };
-  gc = {
-    persistent = true;
-    dates = "weekly";
-    options = "-d";
-    randomizedDelaySec = "5h";
-  };
-  optimise = {
-    dates = [];
-    automatic = true;
+  nix = {
+    settings = {
+      trusted-public-keys = [
+        "nerflap2-1:pDZCg0oo9PxNQxwVSQSvycw7WXTl53PGvVeZWvxuqJc="
+        "gonne.mathebau.de-1:FsXFyFiBFE/JxC9MCkt/WuiXjx5dkRI9RXj0FxOQrV0="
+      ];
+      experimental-features = [
+        "flakes"
+        "nix-command"
+      ];
+      auto-optimise-store = true;
+      fallback = true;
+      builders-use-substitutes = true;
+    };
+    gc = {
+      persistent = true;
+      dates = "weekly";
+      options = "-d";
+      randomizedDelaySec = "5h";
+    };
+    optimise = {
+      dates = [];
+      automatic = true;
+    };
   };
 }