diff --git a/Course3/Lab4/validations.py b/Course3/Lab4/validations.py
index b18de65a2e..f866343eb2 100644
--- a/Course3/Lab4/validations.py
+++ b/Course3/Lab4/validations.py
@@ -16,9 +16,13 @@ def validate_user(username, minlen):
     if not re.match('^[a-z0-9._]*$', username):
         return False
     # Usernames can't begin with a number
+    if not username[0].isalpha():
+        return False
     if username[0].isnumeric():
         return False
     return True
 
-
-
+print(validate_user("blue.kale", 3)) #True
+print(validate_user(".blue.kale", 3)) #Currently True,should be False
+print(validate_user("red_quinoa", 4)) #True
+print(validate_user("_red_quinoa",4)) #Currently True, should be False