diff --git a/roles/common/configuration.nix b/roles/common/configuration.nix
index 90e4213..833e241 100755
--- a/roles/common/configuration.nix
+++ b/roles/common/configuration.nix
@@ -97,7 +97,7 @@
   };
 
   # Set up time zone.
-  # time.timeZone = "Europe/Madrid";
+  time.timeZone = lib.mkDefault "Europe/Madrid";
   services.automatic-timezoned.enable = true;
 
   nixpkgs.overlays = [