diff --git a/data/usr/lib/freedombox/setup.d/86_plinth b/data/usr/lib/freedombox/setup.d/86_plinth
index 154cf11c0..58f5badcc 100755
--- a/data/usr/lib/freedombox/setup.d/86_plinth
+++ b/data/usr/lib/freedombox/setup.d/86_plinth
@@ -26,6 +26,7 @@ a2enmod proxy
 a2enmod proxy_http
 a2enmod rewrite
 a2enmod ssl
+a2enconf javascript-common
 a2ensite plinth.conf
 a2ensite plinth-ssl.conf