diff --git a/src/utils/Doc.js b/src/utils/Doc.js
index 779e5714..a6eb88d9 100644
--- a/src/utils/Doc.js
+++ b/src/utils/Doc.js
@@ -194,8 +194,9 @@ export class Doc extends Observable {
   }
 
   /**
+   * @template T
    * @param {string} [name]
-   * @return {YMap<any>}
+   * @return {YMap<T>}
    *
    * @public
    */