diff --git a/solutions/cumulative_sum.py b/solutions/cumulative_sum.py
index 2e77fb9d0..eb6d37207 100644
--- a/solutions/cumulative_sum.py
+++ b/solutions/cumulative_sum.py
@@ -13,7 +13,7 @@
     - cumulative_sum(numbers: list) -> list:
         Computes and returns a list of cumulative sums from the input list.
 
-Author: Falaq Youniss
+Author: Falaq Youniss.
 Date: 29/12/2024
 """