diff --git a/nixos/machines/driftwood/configuration.nix b/nixos/machines/driftwood/configuration.nix
index 6df213e..0b479ad 100644
--- a/nixos/machines/driftwood/configuration.nix
+++ b/nixos/machines/driftwood/configuration.nix
@@ -77,11 +77,4 @@
       upper = "05:00";
     };
   };
-
-  # Setup garbage collection, keep the past month
-  nix.gc = {
-    automatic = true;
-    dates = "weekly";
-      options = "--delete-older-than 30d";
-  };
 }
diff --git a/nixos/modules/base.nix b/nixos/modules/base.nix
index a8da9b8..b7788cc 100644
--- a/nixos/modules/base.nix
+++ b/nixos/modules/base.nix
@@ -39,6 +39,4 @@
 "https://nix-community.cachix.org"
     ];
   };
-  # Remote builds should use subsitutors
-  nix.extraOptions = "builders-use-substitutes = true";
 }