diff --git a/serie.py b/serie.py
index 0a08e25..069aa17 100644
--- a/serie.py
+++ b/serie.py
@@ -2,9 +2,15 @@ class Episode:
     def __init__(self, number, url):
       self.number = number
       self.url = url
+      
+      
+class Season:
+    def __init__(self, number, url):
+      self.number = number
+      self.url = url
 
 class Serie:
-    def __init__(self, sid:str, name:str, seasons:list, url:str):
+    def __init__(self, sid:str, name:str, seasons:list[Season], url:str):
         self.sid = sid
         self.name = name
         self.seasons = seasons