diff --git a/lib/class-sendgrid-nlvx-widget.php b/lib/class-sendgrid-nlvx-widget.php
index 9560dd2..5414465 100644
--- a/lib/class-sendgrid-nlvx-widget.php
+++ b/lib/class-sendgrid-nlvx-widget.php
@@ -205,7 +205,7 @@ private function process_subscription() {
 
         $email = $email_split[0] . '@' . $email_domain;
       } else {
-        $email = htmlspecialchars( $_POST['sendgrid_mc_email'], ENT_QUOTES, 'UTF-8 ');
+        $email = htmlspecialchars( $_POST['sendgrid_mc_email'], ENT_QUOTES, 'UTF-8');
       }
 
       // Bad call