diff --git a/modules/base/default.nix b/modules/base/default.nix
index 0ea1cda..646eee1 100644
--- a/modules/base/default.nix
+++ b/modules/base/default.nix
@@ -17,12 +17,10 @@
     };
     gc = {
       automatic = true;
-      interval = "weekly";
       options = "delete-older-than 7d";
     };
     optimise = {
       automatic = true;
-      interval = "weekly";
     };
   };