diff --git a/index.html b/index.html
index 328e906..1e120f8 100644
--- a/index.html
+++ b/index.html
@@ -566,7 +566,7 @@ <h2>
       </p>
       <p>
         The term <a href=
-        "http://dev.w3.org/2006/webapi/FileAPI/#blob"><dfn><code>Blob</code></dfn></a>
+        "http://dev.w3.org/2006/webapi/FileAPI/#dfn-Blob"><dfn><code>Blob</code></dfn></a>
         is defined in the File API specification [[!FILEAPI]].
       </p>
       <p>