diff --git a/hosts/common/garbage-collect.nix b/hosts/common/garbage-collect.nix
index 18d0fd3..32eff39 100644
--- a/hosts/common/garbage-collect.nix
+++ b/hosts/common/garbage-collect.nix
@@ -4,6 +4,6 @@
     automatic = true;
     dates = "04:30";
     persistent = true;
-    options = "--delete-older-than 10d";
+    options = "--delete-older-than 30d";
   };
 }