diff --git a/index.html b/index.html
index c1ac45dc..19441d4e 100644
--- a/index.html
+++ b/index.html
@@ -161,8 +161,8 @@ <h2>
         application is launched.
       </p>
       <p>
-        A manifest has an associated <dfn>manifest URL</dfn>, which is the
-        [[URL]] from which the <a>manifest</a> was fetched.
+        A manifest has an associated <dfn data-export="">manifest URL</dfn>,
+        which is the [[URL]] from which the <a>manifest</a> was fetched.
       </p>
       <p>
         A [=manifest=] can have any of the following members at its root, all
@@ -759,10 +759,11 @@ <h3>
         <p>
           The [=manifest's=] <code><dfn data-export="" data-dfn-for=
           "manifest">start_url</dfn></code> member is a <a>string</a> that
-          represents the <dfn>start URL</dfn> , which is <a>URL</a> that the
-          developer would prefer the user agent load when the user launches the
-          web application (e.g., when the user clicks on the icon of the web
-          application from a device's application menu or homescreen).
+          represents the <dfn data-export="">start URL</dfn> , which is
+          <a>URL</a> that the developer would prefer the user agent load when
+          the user launches the web application (e.g., when the user clicks on
+          the icon of the web application from a device's application menu or
+          homescreen).
         </p>
         <p>
           The [=manifest/start_url=] member is purely advisory, and a user