diff --git a/modules/hosts/nixos/default.nix b/modules/hosts/nixos/default.nix
index 71b449e..57fb177 100644
--- a/modules/hosts/nixos/default.nix
+++ b/modules/hosts/nixos/default.nix
@@ -39,6 +39,7 @@
 
   nix.settings = {
     allowed-users = [ "${username}" ];
+    download-buffer-size = 524288000;
     experimental-features = [
       "flakes"
       "nix-command"