diff --git a/strings/upper.py b/strings/upper.py
index 411802a2a..5edd40b79 100644
--- a/strings/upper.py
+++ b/strings/upper.py
@@ -12,9 +12,9 @@ def upper(word: str) -> str:
     'WH[]32'
     """
 
-    # converting to ascii value int value and checking to see if char is a lower letter
-    # if it is a capital letter it is getting shift by 32 which makes it a capital case
-    # letter
+    # Converting to ascii value int value and checking to see if char is a lower letter
+    # if it is a lowercase letter it is getting shift by 32 which makes it an uppercase
+    # case letter
     return "".join(chr(ord(char) - 32) if "a" <= char <= "z" else char for char in word)