diff --git a/example/apisix_conf/config.yaml b/example/apisix_conf/config.yaml
index cf4095f..da0e949 100644
--- a/example/apisix_conf/config.yaml
+++ b/example/apisix_conf/config.yaml
@@ -24,25 +24,23 @@
     ip: "0.0.0.0"
     port: 9092
 
-deployment:
-  admin:
-    allow_admin:               # http://nginx.org/en/docs/http/ngx_http_access_module.html#allow
-      - 0.0.0.0/0              # We need to restrict ip access rules for security. 0.0.0.0/0 is for test.
+  allow_admin:               # http://nginx.org/en/docs/http/ngx_http_access_module.html#allow
+    - 0.0.0.0/0              # We need to restrict ip access rules for security. 0.0.0.0/0 is for test.
 
-    admin_key:
-      - name: "admin"
-        key: edd1c9f034335f136f87ad84b625c8f1
-        role: admin                 # admin: manage all configuration data
+  admin_key:
+    - name: "admin"
+      key: edd1c9f034335f136f87ad84b625c8f1
+      role: admin                 # admin: manage all configuration data
 
-      - name: "viewer"
-        key: 4054f7cf07e344346cd3f287985e76a2
-        role: viewer
+    - name: "viewer"
+      key: 4054f7cf07e344346cd3f287985e76a2
+      role: viewer
 
-  etcd:
-    host:                           # it's possible to define multiple etcd hosts addresses of the same etcd cluster.
-      - "http://etcd:2379"          # multiple etcd address
-    prefix: "/apisix"               # apisix configurations prefix
-    timeout: 30                     # 30 seconds
+etcd:
+  host:                           # it's possible to define multiple etcd hosts addresses of the same etcd cluster.
+    - "http://etcd:2379"          # multiple etcd address
+  prefix: "/apisix"               # apisix configurations prefix
+  timeout: 30                     # 30 seconds
 
 plugin_attr:
   prometheus:
diff --git a/example/docker-compose.yml b/example/docker-compose.yml
index 3247a2a..f14a17f 100644
--- a/example/docker-compose.yml
+++ b/example/docker-compose.yml
@@ -29,7 +29,7 @@
       apisix:
 
   apisix:
-    image: apache/apisix:latest
+    image: apache/apisix:2.15.1-debian
     restart: always
     volumes:
       - ./apisix_log:/usr/local/apisix/logs