diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/members/memberentrygen.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/members/memberentrygen.tt
index 9abc29fc94..d233f637f5 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/members/memberentrygen.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/members/memberentrygen.tt
@@ -1325,7 +1325,7 @@
             $('#categorycode').change(function() {
                 var categorycode = $(this).val();
                 if (message_prefs_dirty) {
-                    if (!confirm(_('Change messaging preferences to default for this category?'))) {
+                    if (!confirm(_("Change messaging preferences to default for this category?"))) {
                         return;
                     }
                 }