diff --git a/docs/devs/plugin-migration-to-2.1.md b/docs/devs/plugin-migration-to-2.1.md
index e20361ec..30545fdf 100644
--- a/docs/devs/plugin-migration-to-2.1.md
+++ b/docs/devs/plugin-migration-to-2.1.md
@@ -59,4 +59,3 @@ Imports of `assert`, `buffer`, `events`, `os`, `path`, `process`, `stream`, `uti
 The `container` property of `WebPluginContext` is now the plugin's ES module namespace, `await container.get("./web")` returns the module instead of a factory function.
 
 `lib.PluginWebpackEnvInfo` is renamed to `lib.PluginWebEnvInfo`.
-The old name still works but is deprecated and will be removed.
diff --git a/packages/lib/src/plugin.ts b/packages/lib/src/plugin.ts
index 593ce8f5..f98e0d4a 100644
--- a/packages/lib/src/plugin.ts
+++ b/packages/lib/src/plugin.ts
@@ -98,9 +98,6 @@ export type PluginWebEnvInfo = PluginDeclaration & {
 	error?: string;
 };
 
-/** @deprecated Use PluginWebEnvInfo */
-export type PluginWebpackEnvInfo = PluginWebEnvInfo;
-
 /**
  * Information about the event.
  */