diff --git a/nixos/modules/services/web-servers/garage.nix b/nixos/modules/services/web-servers/garage.nix
index 47b4c6ab416e8..48dd5b34757c1 100644
--- a/nixos/modules/services/web-servers/garage.nix
+++ b/nixos/modules/services/web-servers/garage.nix
@@ -30,7 +30,7 @@ in
     };
 
     logLevel = mkOption {
-      type = types.enum ([ "info" "debug" "trace" ]);
+      type = types.enum ([ "error" "warn" "info" "debug" "trace" ]);
       default = "info";
       example = "debug";
       description = lib.mdDoc "Garage log level, see <https://garagehq.deuxfleurs.fr/documentation/quick-start/#launching-the-garage-server> for examples.";