diff --git a/plugins/PrivacyManager/templates/privacySettings.twig b/plugins/PrivacyManager/templates/privacySettings.twig
index 2fec22eb682..40b575455db 100644
--- a/plugins/PrivacyManager/templates/privacySettings.twig
+++ b/plugins/PrivacyManager/templates/privacySettings.twig
@@ -305,7 +305,7 @@
 <h2 id="optOutAnchor">{{ 'CoreAdminHome_OptOutForYourVisitors'|translate }}</h2>
 <p>{{ 'CoreAdminHome_OptOutExplanation'|translate }}
     {% set optOutUrl %}{{ piwikUrl }}index.php?module=CoreAdminHome&action=optOut&language={{ language }}{% endset %}
-    {% set iframeOptOut %}<iframe frameborder="no" width="600px" height="200px" src="{{ optOutUrl }}"></iframe>{% endset %}
+    {% set iframeOptOut %}<iframe style="border: 0; height: 200px; width: 600px;" src="{{ optOutUrl }}"></iframe>{% endset %}
     <code>{{ iframeOptOut|e('html') }}</code>
     <br/>
     {{ 'CoreAdminHome_OptOutExplanationBis'|translate("<a href='" ~ optOutUrl ~ "' target='_blank'>","</a>")|raw }}