diff --git a/src/Mautic/Form.php b/src/Mautic/Form.php
index <HASH>..<HASH> 100644
--- a/src/Mautic/Form.php
+++ b/src/Mautic/Form.php
@@ -170,6 +170,7 @@ class Form
 
         if ($contactIp = $contact->getIp()) {
             $request['header'][] = "X-Forwarded-For: $contactIp";
+            $request['header'][] = "Client-Ip: $contactIp";
         }
 
         if ($sessionId = $contact->getSessionId()) {
fix(client IP): Add additional header in form request

- Add a new header Client-Ip: w.x.y.z while submitting the form