diff --git a/cmd/loxilb-agent/config.go b/cmd/loxilb-agent/config.go
index d8f8b46..dd51371 100644
--- a/cmd/loxilb-agent/config.go
+++ b/cmd/loxilb-agent/config.go
@@ -53,9 +53,9 @@ type AgentConfig struct {
 	// external BGP Peers. This is a comma separated list e.g. IP1:ASID1,IP2:ASID2
 	ExtBGPPeers []string `yaml:"extBGPPeers,omitempty"`
 	// support BGP protocol
-	SetBGP uint16 `yaml:"setBGP,omitempty,default=0"`
+	SetBGP uint16 `yaml:"setBGP,omitempty"`
 	// Custom BGP Port
-	ListenBGPPort uint16 `yaml:"listenBGPPort,omitempty,default=179"`
+	ListenBGPPort uint16 `yaml:"listenBGPPort,omitempty"`
 	// Set eBGP multi-hop
 	EBGPMultiHop bool `yaml:"eBGPMultiHop"`
 	// loxilb loadbalancer mode
diff --git a/cmd/loxilb-agent/main.go b/cmd/loxilb-agent/main.go
index 2a37457..3bde80d 100644
--- a/cmd/loxilb-agent/main.go
+++ b/cmd/loxilb-agent/main.go
@@ -81,7 +81,6 @@ func newAgentCommand() *cobra.Command {
 			if err := opts.validate(args); err != nil {
 				klog.Errorf("Failed to options validate. err: %v", err)
 				os.Exit(255)
-
 			}
 			if err := run(opts); err != nil {
 				klog.Errorf("Error running agent. err: %v", err)
diff --git a/cmd/loxilb-agent/options.go b/cmd/loxilb-agent/options.go
index 5c33326..a06da25 100644
--- a/cmd/loxilb-agent/options.go
+++ b/cmd/loxilb-agent/options.go
@@ -291,4 +291,7 @@ func (o *Options) setDefaults() {
 	if o.config.ExtBGPPeers == nil {
 		o.config.ExtBGPPeers = []string{}
 	}
+	if o.config.ListenBGPPort == 0 {
+		o.config.ListenBGPPort = 179
+	}
 }