diff --git a/lib/legacy/polymer.dom.js b/lib/legacy/polymer.dom.js
index 2d817e050c..699348e169 100644
--- a/lib/legacy/polymer.dom.js
+++ b/lib/legacy/polymer.dom.js
@@ -100,7 +100,7 @@ export class DomApi {
   }
 
   /**
-   * Returns the root node of this node.  Equivalent to `getRoodNode()`.
+   * Returns the root node of this node.  Equivalent to `getRootNode()`.
    *
    * @return {Node} Top most element in the dom tree in which the node
    * exists. If the node is connected to a document this is either a