diff --git a/doc/go1.13.html b/doc/go1.13.html
index a4cea9b86a..afc345c1d3 100644
--- a/doc/go1.13.html
+++ b/doc/go1.13.html
@@ -101,6 +101,10 @@ Do not send CLs removing the interior tags from such phrases.
 
 <h2 id="ports">Ports</h2>
 
+<p>
+  Go 1.13 is the last release that will run on Native Client (NaCl).
+</p>
+
 <h3 id="aix">AIX</h3>
 
 <p><!-- CL 164003, CL 169120 -->