diff --git a/app/main.py b/app/main.py
index bef3c3f..fb3ca9e 100644
--- a/app/main.py
+++ b/app/main.py
@@ -1,5 +1,6 @@
 from __future__ import annotations
 
+
 class OnlineCourse:
     def __init__(self, name: str, description: str, weeks: int) -> None:
         self.name = name