diff --git a/chart/templates/ingress.yaml b/chart/templates/ingress.yaml
index b8b4c91..6f59185 100644
--- a/chart/templates/ingress.yaml
+++ b/chart/templates/ingress.yaml
@@ -15,6 +15,8 @@ metadata:
     release:  jiaozifs-api
 spec:
   ingressClassName: {{.Values.ingress_name}}
+  tls:
+    - secretName: {{.Values.cert}}
   rules:
     - host: api.jiaozifs.com
       http:
diff --git a/chart/values.yaml b/chart/values.yaml
index f4b7541..3071e78 100644
--- a/chart/values.yaml
+++ b/chart/values.yaml
@@ -9,3 +9,4 @@ ingress_name: nginx
 log_level: info
 claim_name: jiaozifs-home
 tag: latest
+cert: api-jiaozifs-com-tls
diff --git a/script/cert.yaml b/script/cert.yaml
new file mode 100644
index 0000000..3ea4116
--- /dev/null
+++ b/script/cert.yaml
@@ -0,0 +1,11 @@
+apiVersion: cert-manager.io/v1
+kind: Certificate
+metadata:
+  name: api-jiaozifs-com-certificate
+spec:
+  secretName: api-jiaozifs-com-tls
+  issuerRef:
+    name: letsencrypt-prod
+    kind: ClusterIssuer
+  dnsNames:
+    - api.jiaozifs.com