diff --git a/koha-tmpl/opac-tmpl/prog/en/modules/opac-privacy.tt b/koha-tmpl/opac-tmpl/prog/en/modules/opac-privacy.tt
index 233222b5e2..5bd84bb8ab 100644
--- a/koha-tmpl/opac-tmpl/prog/en/modules/opac-privacy.tt
+++ b/koha-tmpl/opac-tmpl/prog/en/modules/opac-privacy.tt
@@ -14,7 +14,7 @@
     [% IF ( deleted ) %]
         <div class="dialog message">Your reading history has been deleted.</div>
     [% ELSIF ( err_history_not_deleted ) %]
-        <div class="dialog error">The deletion of your reading history failed, because there is a problem with the configuration of this feature. Please help to fix the system by informing your library of this error.</div>
+        <div class="dialog alert">The deletion of your reading history failed, because there is a problem with the configuration of this feature. Please help to fix the system by informing your library of this error.</div>
     [% END %]
     [% IF ( privacy_updated ) %]
         <div class="dialog message">Your privacy rules have been updated.</div>