diff --git a/Observer/AddHtmlAttributesToComponentBlock.php b/Observer/AddHtmlAttributesToComponentBlock.php
index f89c334..4f0e3cc 100644
--- a/Observer/AddHtmlAttributesToComponentBlock.php
+++ b/Observer/AddHtmlAttributesToComponentBlock.php
@@ -119,6 +119,6 @@ private function getJsData(ComponentInterface $component): string
             $componentData['ajax'] = true;
         }
 
-        return json_encode($componentData, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
+        return json_encode($componentData, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_HEX_TAG);
     }
 }