diff --git a/Top150Interview/20_Valid_Parenthesis.py b/Top150Interview/20_Valid_Parenthesis.py
index 68cb718..a616052 100644
--- a/Top150Interview/20_Valid_Parenthesis.py
+++ b/Top150Interview/20_Valid_Parenthesis.py
@@ -29,4 +29,3 @@ print(isValid("{[]}"))
 print(isValid("{[]}"))
 print(isValid("{[]}"))
 print(isValid("{[]}"))
-print(isValid("{[]}"))