diff --git a/dotfiles/flake.nix b/dotfiles/flake.nix
index d0483869..2d4d2983 100644
--- a/dotfiles/flake.nix
+++ b/dotfiles/flake.nix
@@ -66,7 +66,7 @@
               ];
               home-manager.extraSpecialArgs = { inherit pkgs inputs sys; };
             }
-            { nix.download-buffer-size = 1073741824; }
+            { nix.settings.download-buffer-size = 1073741824; }
             ./modules/system.nix
             ./modules/git.nix
             ./modules/sops.nix