diff --git a/doc/go1.21.html b/doc/go1.21.html
index 66bf5470ba..7cbd31d025 100644
--- a/doc/go1.21.html
+++ b/doc/go1.21.html
@@ -43,16 +43,17 @@ Do not send CLs removing the interior tags from such phrases.
   As a result of the addition of the new <code>GOOS</code> value
   "<code>wasip1</code>", Go files named <code>*_wasip1.go</code>
   will now be <a href="/pkg/go/build/#hdr-Build_Constraints">ignored
-  by Go tools</a> except when that GOOS value is being used. If you
-  have existing filenames matching that pattern, you will need to
-  rename them.
+  by Go tools</a> except when that <code>GOOS</code> value is being
+  used.
+  If you have existing filenames matching that pattern, you will
+  need to rename them.
 </p>
 
 <h2 id="tools">Tools</h2>
 
 <h3 id="go-command">Go command</h3>
 
-<p><-- https://go.dev/issue/58099, CL 474236 -->
+<p><!-- https://go.dev/issue/58099, CL 474236 -->
   The <code>-pgo</code> build flag now defaults to <code>-pgo=auto</code>,
   and the restriction of specifying a single main package on the command
   line is now removed. If a file named <code>default.pgo</code> is present