diff --git a/modules/nixpkgs.nix b/modules/nixpkgs.nix
index 5f7ae01..231996e 100644
--- a/modules/nixpkgs.nix
+++ b/modules/nixpkgs.nix
@@ -46,8 +46,8 @@ in {
 
     nix.gc = {
       automatic = true;
-      dates = "monthly";
-      options = "--delete-older-than 30d";
+      dates = "daily";
+      options = "--delete-older-than 7d";
     };
 
     documentation = {