diff --git a/resources/locales/messages.fr.xlf b/resources/locales/messages.fr.xlf
index fb2161c165..d3cf38a7e6 100644
--- a/resources/locales/messages.fr.xlf
+++ b/resources/locales/messages.fr.xlf
@@ -636,7 +636,7 @@
       </trans-unit>
       <trans-unit id="c4a4f00323184bd750ee72b5c05e6e17d1584bfd" resname="Activate highlight" approved="yes">
         <source>Activate highlight</source>
-        <target state="translated">Activer le surlignage</target>
+        <target state="translated">Activer le surlignage (beta). Impacte les performances de recherche</target>
         <jms:reference-file line="90">SearchEngine/Elastic/ElasticsearchSettingsFormType.php</jms:reference-file>
         <jms:reference-file line="682">web/setup/step2.html.twig</jms:reference-file>
       </trans-unit>