diff --git a/src/cgg_data_source.rs b/src/cgg_data_source.rs
index 7dd4bd1..718d2c5 100644
--- a/src/cgg_data_source.rs
+++ b/src/cgg_data_source.rs
@@ -132,17 +132,14 @@ impl DataSource for CGGDataSource {
         let mut champions: IndexMap<String, Vec<String>> = IndexMap::new();
         for champ in &datas.lol.champions_report {
             let id = champ.champion_id.to_string();
-            let mut roles: Vec<String> = Vec::new();
-
+ 
             if champions.contains_key(&id) {
-                let c = champions.get(&id).unwrap();
-                let mut new_roles = c.clone();
-                new_roles.push(champ.role.clone());
-            } else {
+                let mut roles = champions.get(&id).unwrap().clone();
                 roles.push(champ.role.clone());
-            }
-
-            champions.insert(id, roles);
+                champions.insert(id, roles);
+            } else {
+                champions.insert(id, [champ.role.clone()].to_vec());
+            }     
         }
 
         for report in datas.lol.champions_report {