diff --git a/server/docker.nix b/server/docker.nix
index 263a4a7..5988eb3 100644
--- a/server/docker.nix
+++ b/server/docker.nix
@@ -89,6 +89,7 @@
           ports = [ "42010:42010" ];
           environment = {
             TZ = "America/Mexico_City";
+            MALOJA_TIMEZONE = "-6";
             PUID = "1000";
             PGID = "100";
             MALOJA_DATA_DIRECTORY = "/mljdata";