diff --git a/cn/docs/concepts/services-networking/nginx-secure-app.yaml b/cn/docs/concepts/services-networking/nginx-secure-app.yaml
index 9e4a16791e..ec180a18df 100644
--- a/cn/docs/concepts/services-networking/nginx-secure-app.yaml
+++ b/cn/docs/concepts/services-networking/nginx-secure-app.yaml
@@ -17,11 +17,14 @@ spec:
   selector:
     run: my-nginx
 ---
-apiVersion: apps/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: my-nginx
 spec:
+  selector:
+    matchLabels:
+      run: my-nginx
   replicas: 1
   template:
     metadata:
diff --git a/cn/docs/concepts/services-networking/run-my-nginx.yaml b/cn/docs/concepts/services-networking/run-my-nginx.yaml
index b3d8e336cd..76a879f5c4 100644
--- a/cn/docs/concepts/services-networking/run-my-nginx.yaml
+++ b/cn/docs/concepts/services-networking/run-my-nginx.yaml
@@ -1,8 +1,11 @@
-apiVersion: apps/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: my-nginx
 spec:
+  selector:
+    matchLabels:
+      run: my-nginx
   replicas: 2
   template:
     metadata:
diff --git a/cn/docs/user-guide/nginx-secure-app.yaml b/cn/docs/user-guide/nginx-secure-app.yaml
index 9e4a16791e..ec180a18df 100644
--- a/cn/docs/user-guide/nginx-secure-app.yaml
+++ b/cn/docs/user-guide/nginx-secure-app.yaml
@@ -17,11 +17,14 @@ spec:
   selector:
     run: my-nginx
 ---
-apiVersion: apps/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: my-nginx
 spec:
+  selector:
+    matchLabels:
+      run: my-nginx
   replicas: 1
   template:
     metadata:
diff --git a/cn/docs/user-guide/run-my-nginx.yaml b/cn/docs/user-guide/run-my-nginx.yaml
index b3d8e336cd..76a879f5c4 100644
--- a/cn/docs/user-guide/run-my-nginx.yaml
+++ b/cn/docs/user-guide/run-my-nginx.yaml
@@ -1,8 +1,11 @@
-apiVersion: apps/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: my-nginx
 spec:
+  selector:
+    matchLabels:
+      run: my-nginx
   replicas: 2
   template:
     metadata:
diff --git a/docs/concepts/services-networking/nginx-secure-app.yaml b/docs/concepts/services-networking/nginx-secure-app.yaml
index 9e4a16791e..ec180a18df 100644
--- a/docs/concepts/services-networking/nginx-secure-app.yaml
+++ b/docs/concepts/services-networking/nginx-secure-app.yaml
@@ -17,11 +17,14 @@ spec:
   selector:
     run: my-nginx
 ---
-apiVersion: apps/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: my-nginx
 spec:
+  selector:
+    matchLabels:
+      run: my-nginx
   replicas: 1
   template:
     metadata:
diff --git a/docs/concepts/services-networking/run-my-nginx.yaml b/docs/concepts/services-networking/run-my-nginx.yaml
index b3d8e336cd..76a879f5c4 100644
--- a/docs/concepts/services-networking/run-my-nginx.yaml
+++ b/docs/concepts/services-networking/run-my-nginx.yaml
@@ -1,8 +1,11 @@
-apiVersion: apps/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: my-nginx
 spec:
+  selector:
+    matchLabels:
+      run: my-nginx
   replicas: 2
   template:
     metadata:
diff --git a/docs/user-guide/nginx-secure-app.yaml b/docs/user-guide/nginx-secure-app.yaml
index 9e4a16791e..ec180a18df 100644
--- a/docs/user-guide/nginx-secure-app.yaml
+++ b/docs/user-guide/nginx-secure-app.yaml
@@ -17,11 +17,14 @@ spec:
   selector:
     run: my-nginx
 ---
-apiVersion: apps/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: my-nginx
 spec:
+  selector:
+    matchLabels:
+      run: my-nginx
   replicas: 1
   template:
     metadata:
diff --git a/docs/user-guide/run-my-nginx.yaml b/docs/user-guide/run-my-nginx.yaml
index b3d8e336cd..76a879f5c4 100644
--- a/docs/user-guide/run-my-nginx.yaml
+++ b/docs/user-guide/run-my-nginx.yaml
@@ -1,8 +1,11 @@
-apiVersion: apps/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: my-nginx
 spec:
+  selector:
+    matchLabels:
+      run: my-nginx
   replicas: 2
   template:
     metadata: