diff --git a/charts/kube-ovn/templates/vpc-nat-config.yaml b/charts/kube-ovn/templates/vpc-nat-config.yaml
index 0f9bd0f504f..c005bec1d3b 100755
--- a/charts/kube-ovn/templates/vpc-nat-config.yaml
+++ b/charts/kube-ovn/templates/vpc-nat-config.yaml
@@ -7,4 +7,13 @@ metadata:
     kubernetes.io/description: |
       kube-ovn vpc-nat common config
 data:
-  image: {{ .Values.global.registry.address }}/{{ .Values.global.images.kubeovn.vpcRepository }}:{{ .Values.global.images.kubeovn.tag }}
\ No newline at end of file
+  image: {{ .Values.global.registry.address }}/{{ .Values.global.images.kubeovn.vpcRepository }}:{{ .Values.global.images.kubeovn.tag }}
+
+---
+kind: ConfigMap
+apiVersion: v1
+metadata:
+  name: ovn-vpc-nat-gw-config
+  namespace: kube-system
+data:
+  enable-vpc-nat-gw: "{{ .Values.func.ENABLE_NAT_GW }}"
\ No newline at end of file
diff --git a/charts/kube-ovn/values.yaml b/charts/kube-ovn/values.yaml
index 3ad9145d592..94884e3f400 100644
--- a/charts/kube-ovn/values.yaml
+++ b/charts/kube-ovn/values.yaml
@@ -71,6 +71,7 @@ func:
   U2O_INTERCONNECTION: false
   ENABLE_TPROXY: false
   ENABLE_IC: false
+  ENABLE_NAT_GW: true
 
 ipv4:
   POD_CIDR: "10.16.0.0/16"
diff --git a/dist/images/install.sh b/dist/images/install.sh
index 7959daffc52..b2cc9537f04 100755
--- a/dist/images/install.sh
+++ b/dist/images/install.sh
@@ -19,7 +19,7 @@ LS_CT_SKIP_DST_LPORT_IPS=${LS_CT_SKIP_DST_LPORT_IPS:-true}
 ENABLE_EXTERNAL_VPC=${ENABLE_EXTERNAL_VPC:-true}
 CNI_CONFIG_PRIORITY=${CNI_CONFIG_PRIORITY:-01}
 ENABLE_LB_SVC=${ENABLE_LB_SVC:-false}
-ENABLE_NAT_GW=${ENABLE_NAT_GW:-false}
+ENABLE_NAT_GW=${ENABLE_NAT_GW:-true}
 ENABLE_KEEP_VM_IP=${ENABLE_KEEP_VM_IP:-true}
 ENABLE_ARP_DETECT_IP_CONFLICT=${ENABLE_ARP_DETECT_IP_CONFLICT:-true}
 # comma-separated string of nodelocal DNS ip addresses