diff --git a/theba.nix b/theba.nix
index 8d61613..8419dd9 100644
--- a/theba.nix
+++ b/theba.nix
@@ -68,4 +68,6 @@
 
   virtualisation.virtualbox.host.enable = true;
 
+  time.timeZone = pkgs.lib.mkOverride 10 "Europe/Lisbon";
+
 }