diff --git a/4_decorators.py b/4_decorators.py
index b3ce93b..155dd95 100644
--- a/4_decorators.py
+++ b/4_decorators.py
@@ -26,6 +26,7 @@ def timed(function: any) -> any: #initial function takes in another function as
     
     return wrapper 
 
+# This is how we call a decorator in python.
 @timed
 def exponential_function(n: int) -> int:  # O(n^2) time complexity due to nested loops
     output = 0