diff --git a/source b/source
index 1645f6632c2..1933b0c55f3 100644
--- a/source
+++ b/source
@@ -100688,7 +100688,7 @@ import "https://example.com/foo/../module2.mjs";</code></pre>
    ».</p></li>
   </ol>
 
-  <h6 id="hostgetsupportedimportattributes"><dfn>HostGetSupportedImportAttributes</dfn>()</h6>
+  <h6 id="hostgetsupportedimportattributes"><span id="hostgetsupportedimportassertions"><dfn>HostGetSupportedImportAttributes</dfn>()</h6>
 
   <p>The <cite>Import Attributes</cite> proposal contains an <span>implementation-defined</span>
   <span data-x="js-HostGetSupportedImportAttributes">HostGetSupportedImportAttributes</span>