diff --git a/04_Day_Strings/day_4.py b/04_Day_Strings/day_4.py
index 28ddc2622..68e5ba9bf 100644
--- a/04_Day_Strings/day_4.py
+++ b/04_Day_Strings/day_4.py
@@ -153,7 +153,7 @@
 # isalpha(): Checks if all characters are alphabets
 
 challenge = 'thirty days of python'
-print(challenge.isalpha()) # True
+print(challenge.isalpha()) # False
 num = '123'
 print(num.isalpha())      # False