diff --git a/ex_17.py b/ex_17.py
index ed3e0e9..b5e8032 100644
--- a/ex_17.py
+++ b/ex_17.py
@@ -36,7 +36,7 @@ class FootballPlayer(Person):
 
 class StudenWhoHappensToPlayFootball(Student, FootballPlayer):
 	def __init__(self, name, age, birthplace, semester, studium, football_team):
-		Student.__init__(self, name, age, birthplace, semester, studium,)
+		Student.__init__(self, name, age, birthplace, semester, studium)
 		FootballPlayer.__init__(self, name, age, birthplace, football_team)
 
 	def about_myself(self):