diff --git a/models/HabitList.py b/models/HabitList.py
index 1346390..ed90e8f 100644
--- a/models/HabitList.py
+++ b/models/HabitList.py
@@ -31,7 +31,7 @@ class HabitList:
 
     # Deletes the HabitList | The id of the current user is necessary
     def delete(self, user_id):
-        if len(get_users) > 1:
+        if len(get_users(self.id)) > 1:
             self.remove_user(user_id)
         else:
             delete_habitList(self.id)