diff --git a/src/VerifyEmailAddress.py b/src/VerifyEmailAddress.py
index 07c350d..a03ac65 100644
--- a/src/VerifyEmailAddress.py
+++ b/src/VerifyEmailAddress.py
@@ -6,7 +6,7 @@
 fromAddress = 'corn@bt.com'
 
 # Simple Regex for syntax checking
-regex = '^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,})$'
+regex = '^(([^<>()[\]\.,;:\s@\"]+(\.[^<>()[\]\.,;:\s@\"]+)*)|(\".+\"))@(([^<>()[\]\.,;:\s@\"]+\.)+[^<>()[\]\.,;:\s@\"]{2,})$'
 
 # Email address to verify
 inputAddress = input('Please enter the emailAddress to verify:')