docs: fix wasm plugin configuration structure
diff --git a/charts/apisix/README.md b/charts/apisix/README.md
index c43c4d0..ea6a3db 100644
--- a/charts/apisix/README.md
+++ b/charts/apisix/README.md
@@ -134,10 +134,7 @@
 | apisix.vault.timeout | int | `10` | HTTP timeout for each request. |
 | apisix.vault.token | string | `""` | The generated token from vault instance that can grant access to read data from the vault. |
 | apisix.wasm.enabled | bool | `false` | Enable Wasm Plugins. See [wasm plugin](https://apisix.apache.org/docs/apisix/next/wasm/). |
-| apisix.wasm.file | string | `""` | Set path to Wasm plugin. |
-| apisix.wasm.http_request_phase | string | `"rewrite"` | Set the HTTP request phase in which the plugin should run. |
-| apisix.wasm.plugins | list | `[]` | Set Wasm plugin name. |
-| apisix.wasm.priority | int | `7999` | Set wasm plugin priority. |
+| apisix.wasm.plugins | list | `[]` | Set Wasm plugins. Each item supports fields such as name, priority, file, and http_request_phase. |
 | autoscaling.enabled | bool | `false` |  |
 | autoscaling.maxReplicas | int | `100` |  |
 | autoscaling.minReplicas | int | `1` |  |
diff --git a/charts/apisix/values.yaml b/charts/apisix/values.yaml
index 9fd7889..42c9828 100644
--- a/charts/apisix/values.yaml
+++ b/charts/apisix/values.yaml
@@ -556,14 +556,13 @@
   wasm:
     # -- Enable Wasm Plugins. See [wasm plugin](https://apisix.apache.org/docs/apisix/next/wasm/).
     enabled: false
-    # -- Set Wasm plugin name.
+    # -- Set Wasm plugins. Each item supports fields such as name, priority, file, and http_request_phase.
+    # plugins:
+    #   - name: "example-plugin"
+    #     priority: 7999
+    #     file: "/path/to/plugin.wasm"
+    #     http_request_phase: "rewrite"
     plugins: []
-    # -- Set wasm plugin priority.
-    priority: 7999
-    # -- Set path to Wasm plugin.
-    file: ""
-    # -- Set the HTTP request phase in which the plugin should run.
-    http_request_phase: rewrite
 
   # -- customPlugins allows you to mount your own HTTP plugins.
   customPlugins: