diff --git a/src/model/planned_event.rs b/src/model/planned_event.rs
index 7446052..a4e61e8 100644
--- a/src/model/planned_event.rs
+++ b/src/model/planned_event.rs
@@ -144,7 +144,7 @@ WHERE day=?",
 
         let mut ret = Vec::new();
         for event in events {
-            let cox = Registration::all_cox(db, event.trip_details_id).await;
+            let cox = Registration::all_cox(db, event.id).await;
             let mut trip_type = None;
             if let Some(trip_type_id) = event.trip_type_id {
                 trip_type = TripType::find_by_id(db, trip_type_id).await;