diff --git a/src/etc/inc/plugins.inc.d/ipsec.inc b/src/etc/inc/plugins.inc.d/ipsec.inc
index cf139cb1b..3f6e6ed56 100644
--- a/src/etc/inc/plugins.inc.d/ipsec.inc
+++ b/src/etc/inc/plugins.inc.d/ipsec.inc
@@ -1349,8 +1349,15 @@ function ipsec_configure_do($verbose = false, $interface = '')
                 }
 
                 $rightsourceip = null;
-                if (!empty($a_client['pool_address']) && isset($ph1ent['mobile'])) {
-                    $rightsourceip = "\trightsourceip = {$a_client['pool_address']}/{$a_client['pool_netbits']}\n";
+                if (isset($ph1ent['mobile']) && (!empty($a_client['pool_address']) || !empty($a_client['pool_address_v6']))) {
+                    $rightsourceip = "\trightsourceip = ";
+                    if (!empty($a_client['pool_address'])) {
+                        $rightsourceip .= "{$a_client['pool_address']}/{$a_client['pool_netbits']}";
+                    }
+                    if (!empty($a_client['pool_address_v6'])) {
+                        $rightsourceip .= (!empty($a_client['pool_address']) ? "," : "")."{$a_client['pool_address_v6']}/{$a_client['pool_netbits_v6']}";
+                    }
+                    $rightsourceip .= "\n";
                 }
 
                 $authentication = "";