diff --git a/src/etc/inc/plugins.inc.d/openvpn.inc b/src/etc/inc/plugins.inc.d/openvpn.inc
index 8db33e1e2..096d815e2 100644
--- a/src/etc/inc/plugins.inc.d/openvpn.inc
+++ b/src/etc/inc/plugins.inc.d/openvpn.inc
@@ -892,8 +892,8 @@ function openvpn_reconfigure($mode, $settings, $device_only = false)
         case 'server_tls':
         case 'server_tls_user':
         case 'server_user':
-            $ca = lookup_ca($settings['caref']);
-            openvpn_add_keyfile($ca['crt'], $conf, $mode_id, "ca");
+            $ca = base64_encode(ca_chain($settings));
+            openvpn_add_keyfile($ca, $conf, $mode_id, "ca");
 
             if (!empty($settings['certref'])) {
                 $cert = lookup_cert($settings['certref']);