diff --git a/charts/apisix/README.md b/charts/apisix/README.md
index f29e1b16..9e773de4 100644
--- a/charts/apisix/README.md
+++ b/charts/apisix/README.md
@@ -143,6 +143,14 @@ If etcd.enabled is true, set more values of bitnami/etcd helm chart use etcd as
 
 Default enabled plugins. See [configmap template](https://github.com/apache/apisix-helm-chart/blob/master/charts/apisix/templates/configmap.yaml) for details.
 
+
+### external plugin parameters
+
+| Parameter                       | Description                                                                                                                                                      | Default                     |
+|---------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------|
+| `extPlugin.enabled` | Enable External Plugins. See [external plugin](https://apisix.apache.org/docs/apisix/next/external-plugin/) | `false` |
+| `extPlugin.cmd` | the command and its arguements to run as a subprocess | `{}` |
+
 ### custom plugin parameters
 
 | Parameter                       | Description                                                                                                                                                      | Default                     |
diff --git a/charts/apisix/templates/configmap.yaml b/charts/apisix/templates/configmap.yaml
index c61b183d..26bb95dd 100644
--- a/charts/apisix/templates/configmap.yaml
+++ b/charts/apisix/templates/configmap.yaml
@@ -257,6 +257,14 @@ data:
       - {{ $plugin }}
     {{- end }}
 
+    {{- if .Values.extPlugin.enabled }}
+    ext-plugin:
+      cmd:
+      {{- range $arg := .Values.extPlugin.cmd }}
+        - {{ $arg }}
+      {{- end }}
+    {{- end }}
+
     {{- if or .Values.pluginAttrs .Values.customPlugins.enabled .Values.serviceMonitor.enabled}}
     plugin_attr:
     {{- if .Values.serviceMonitor.enabled }}
diff --git a/charts/apisix/values.yaml b/charts/apisix/values.yaml
index 1032d292..52160a1a 100644
--- a/charts/apisix/values.yaml
+++ b/charts/apisix/values.yaml
@@ -210,6 +210,8 @@ plugins:
   - traffic-split
   - gzip
   - real-ip
+  - ext-plugin-pre-req
+  - ext-plugin-post-req
 stream_plugins:
   - mqtt-proxy
   - ip-restriction
@@ -217,6 +219,10 @@ stream_plugins:
 
 pluginAttrs: {}
 
+extPlugin:
+  enabled: false
+  cmd: ["/path/to/apisix-plugin-runner/runner", "run"]
+
 # customPlugins allows you to mount your own HTTP plugins.
 customPlugins:
   enabled: false