diff --git a/modules/nixos/system/logs.nix b/modules/nixos/system/logs.nix
index b82bc841..49058ce9 100644
--- a/modules/nixos/system/logs.nix
+++ b/modules/nixos/system/logs.nix
@@ -6,10 +6,10 @@ in
   config = mkIf (!config.garden.profiles.server.enable) {
     # limit systemd journal size
     # https://wiki.archlinux.org/title/Systemd/Journal#Persistent_journals
-    services.journald.extraConfig = ''
-      SystemMaxUse=100M
-      RuntimeMaxUse=50M
-      SystemMaxFileSize=50M
-    '';
+    services.journald.settings.Journal = {
+      SystemMaxUse = "100M";
+      RuntimeMaxUse = "50M";
+      SystemMaxFileSize = "50M";
+    };
   };
 }