diff --git a/files/assets/js/submit.js b/files/assets/js/submit.js
index ec093d345..6ceb2dac4 100644
--- a/files/assets/js/submit.js
+++ b/files/assets/js/submit.js
@@ -232,6 +232,7 @@ function submit(form) {
 	submitButton.disabled = true;
 
 	const xhr = new XMLHttpRequest();
+	xhr.withCredentials=true;
 
 	formData = new FormData(form);