diff --git a/doc/go1.17.html b/doc/go1.17.html
index b287d41309f..d80e68d4345 100644
--- a/doc/go1.17.html
+++ b/doc/go1.17.html
@@ -651,6 +651,14 @@ Do not send CLs removing the interior tags from such phrases.
       DragonFly and all OpenBSD systems (it was already defined on
       some OpenBSD systems and all FreeBSD, NetBSD, and Linux systems).
     </p>
+
+    <p><!-- CL 315281 -->
+      The constants <code>SYS_WAIT6</code> and <code>WEXITED</code>
+      are now defined on NetBSD systems (<code>SYS_WAIT6</code> was
+      already defined on DragonFly and FreeBSD systems;
+      <code>WEXITED</code> was already defined on Darwin, DragonFly,
+      FreeBSD, Linux, and Solaris systems).
+    </p>
   </dd>
 </dl><!-- syscall -->