diff --git a/models/ShipNavRoute.json b/models/ShipNavRoute.json
index c5d074b..6a0c7b9 100644
--- a/models/ShipNavRoute.json
+++ b/models/ShipNavRoute.json
@@ -21,9 +21,8 @@
   },
   "required": [
     "destination",
-    "departure",
     "origin",
     "departureTime",
     "arrival"
   ]
-}
\ No newline at end of file
+}