diff --git a/src/arrivals.rs b/src/arrivals.rs
index 6d23fb4..fe8285e 100644
--- a/src/arrivals.rs
+++ b/src/arrivals.rs
@@ -28,26 +28,17 @@ async fn show_arrivals(db_pool: Data<PgPool>) -> impl Responder {
         .content_type("application/json")
         .json(arrivals)
 }
+#[derive(Deserialize)]
 struct ArrivalFilter {
     tram_line: i32,
     week_day: i32,
 }
 
 #[get("specific")]
-async fn show_specific(db_pool: Data<PgPool>, t_line: Data<i32>, week_day: Data<i32>) -> impl Responder {
+async fn show_specific(db_pool: Data<PgPool>, filter: web::Query<ArrivalFilter> ) -> impl Responder {
 
-    // Extract data and match nullables
-    let tram_line: i32 = match t_line.into() {
-        Some(num) => **num,
-        None => 1
-
-    };
-    let day =  match week_day.into() {
-        Some(num) => **num,
-        None => 1,
-    };
     //Le query
-    let arrivals = query_as!(Arrival, "SELECT * FROM arrivals WHERE tram_line = $1 AND week_day = $2", tram_line, day)
+    let arrivals = query_as!(Arrival, "SELECT * FROM arrivals WHERE tram_line = $1 AND week_day = $2", filter.tram_line, filter.week_day)
         .fetch_all(db_pool.get_ref())
         .await
         .expect("Could not fetch arrivals");