diff --git a/app/code/Magento/Theme/view/frontend/templates/html/header.phtml b/app/code/Magento/Theme/view/frontend/templates/html/header.phtml
index 58548a0ba268a..4395cab651de1 100644
--- a/app/code/Magento/Theme/view/frontend/templates/html/header.phtml
+++ b/app/code/Magento/Theme/view/frontend/templates/html/header.phtml
@@ -19,7 +19,7 @@ $welcomeMessage = $block->getWelcome();
             </span>
             <!-- /ko -->
             <!-- ko ifnot: customer().fullname  -->
-            <span data-bind='html:"<?= $block->escapeHtmlAttr($welcomeMessage) ?>"'></span>
+            <span data-bind='html:"<?= $block->escapeHtml($welcomeMessage) ?>"'></span>
             <?= $block->getBlockHtml('header.additional') ?>
             <!-- /ko -->
         </li>