diff --git a/dynamic_programming/fibonacci.py b/dynamic_programming/fibonacci.py
index 5cbda1226..bb6d297eb 100644
--- a/dynamic_programming/fibonacci.py
+++ b/dynamic_programming/fibonacci.py
@@ -1,3 +1,6 @@
+"""
+This is a pure Python implementation of Dynamic Programming solution to the fibonacci sequence problem.
+"""
 class Fibonacci:
 
     def __init__(self, N=None):