diff --git a/app/validators/email_validator.rb b/app/validators/email_validator.rb
index a94c89270b1..8740c4a40a9 100644
--- a/app/validators/email_validator.rb
+++ b/app/validators/email_validator.rb
@@ -4,7 +4,7 @@ class EmailValidator < ActiveModel::EachValidator
   # Taken from RFC5322 regex: https://www.regextester.com/115911
   EMAIL_REGEXP = %r{
     (?:[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*|"(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21\x23-\x5b\x5d-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])*")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\[(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-z0-9-]*[a-z0-9]:(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])+)\])
-    }x
+    }ix
 
   def validate_each(record, attribute, value)
     record.errors.add(attribute, :invalid_email_format) unless valid?(value)