diff --git a/application/views/survey/questions/answer/file_upload/answer.twig b/application/views/survey/questions/answer/file_upload/answer.twig
index 9c0ae2fc3d6..adcde02f387 100644
--- a/application/views/survey/questions/answer/file_upload/answer.twig
+++ b/application/views/survey/questions/answer/file_upload/answer.twig
@@ -25,7 +25,7 @@
             <span class='fa fa-upload'></span>&nbsp;{{ uploadButtonLabel }}
         </a>
     </div>
-    <input type='hidden' id='java{{ fileid }}' name='{{ fileid }}' value='{{ value }}' />
+    <input type='hidden' id='java{{ fileid }}' name='{{ fileid }}' value='{{ value|escape("html_attr") }}' />
     <input type='hidden' id='java{{ fileid }}_filecount' name='{{ fileid }}_filecount' value="{{ filecountvalue }}" />
     <div id='{{ fileid }}_uploadedfiles' class="hidden">
         <table width="100%" class="question uploadedfiles">