diff --git a/web/datastore.js b/web/datastore.js
index f3bc375..4bee840 100644
--- a/web/datastore.js
+++ b/web/datastore.js
@@ -69,11 +69,14 @@ export class LegsDataStore {
 		DataStore.set("legs", this.data);
 	}
 
-	remember(trip_id, origin_id, destination_id) {
+	remember(trip_id, origin_location_id, destination_location_id) {
+		this.data = this.data.filter((leg) => {
+			return !(leg.trip_id == trip_id && leg.origin_location_id == origin_location_id && leg.destination_location_id == destination_location_id);
+		});
 		this.data.push({
 			trip_id: trip_id,
-			origin_location_id: origin_id,
-			destination_location_id: destination_id,
+			origin_location_id: origin_location_id,
+			destination_location_id: destination_location_id,
 		});
 
 		this.write();