diff --git a/hosts/odyssey/default.nix b/hosts/odyssey/default.nix
index 195b2ec..7874e4e 100644
--- a/hosts/odyssey/default.nix
+++ b/hosts/odyssey/default.nix
@@ -54,6 +54,11 @@ with lib.my;
 
   system.stateVersion = "22.11";
 
+  services.journald.extraConfig = ''
+    SystemMaxUse=4G
+    MaxRetentionSec=90day
+  '';
+
   services.nix-serve = {
     enable = true;
     secretKeyFile = "/var/cache-priv-key.pem";