diff --git a/website/docs/en/plugins/dev/core.mdx b/website/docs/en/plugins/dev/core.mdx
index c2e2b2abad..c268050f1b 100644
--- a/website/docs/en/plugins/dev/core.mdx
+++ b/website/docs/en/plugins/dev/core.mdx
@@ -141,8 +141,10 @@ import GetNormalizedConfig from '@en/shared/getNormalizedConfig.mdx';
 ```ts
 const pluginFoo = () => ({
   setup(api) {
-    const config = api.getNormalizedConfig();
-    console.log(config.html.title);
+    api.onBeforeBuild(({ bundlerConfigs }) => {
+      const config = api.getNormalizedConfig();
+      console.log(config.html.title);
+    });
   },
 });
 ```
diff --git a/website/docs/zh/plugins/dev/core.mdx b/website/docs/zh/plugins/dev/core.mdx
index 5972638983..3f683b87f2 100644
--- a/website/docs/zh/plugins/dev/core.mdx
+++ b/website/docs/zh/plugins/dev/core.mdx
@@ -139,8 +139,10 @@ import GetNormalizedConfig from '@zh/shared/getNormalizedConfig.mdx';
 ```ts
 const pluginFoo = () => ({
   setup(api) {
-    const config = api.getNormalizedConfig();
-    console.log(config.html.title);
+    api.onBeforeBuild(({ bundlerConfigs }) => {
+      const config = api.getNormalizedConfig();
+      console.log(config.html.title);
+    });
   },
 });
 ```