diff --git a/hub/executor/executor.go b/hub/executor/executor.go
index 9a9cc81b..dc1f8601 100644
--- a/hub/executor/executor.go
+++ b/hub/executor/executor.go
@@ -130,6 +130,11 @@ func updateDNS(c *config.DNS) {
 		Policy:  c.NameServerPolicy,
 	}
 
+	// deprecated warnning
+	if cfg.EnhancedMode == C.DNSMapping {
+		log.Warnln("[DNS] %s is deprecated, please use %s instead", cfg.EnhancedMode.String(), C.DNSFakeIP.String())
+	}
+
 	r := dns.NewResolver(cfg)
 	m := dns.NewEnhancer(cfg)