diff --git a/libstdc++-v3/doc/html/manual/setup.html b/libstdc++-v3/doc/html/manual/setup.html
index 069354b8ce0e..f27b8d806df7 100644
--- a/libstdc++-v3/doc/html/manual/setup.html
+++ b/libstdc++-v3/doc/html/manual/setup.html
@@ -57,7 +57,7 @@
 	      Glibc already provides <code class="function">iconv</code> so you should
 	      not need libiconv anyway.
 	    </p></li><li class="listitem"><p>
-	    <a class="link" href="../">
+	    <a class="link" href="https://www.gnu.org/software/libiconv/#downloading" target="_top">
 	    Download</a> the libiconv sources and extract them into the
 	    top level of the GCC source tree, e.g.,
 	    </p><pre class="programlisting">
diff --git a/libstdc++-v3/doc/xml/manual/prerequisites.xml b/libstdc++-v3/doc/xml/manual/prerequisites.xml
index 8799487c8219..f00979a1afad 100644
--- a/libstdc++-v3/doc/xml/manual/prerequisites.xml
+++ b/libstdc++-v3/doc/xml/manual/prerequisites.xml
@@ -71,7 +71,8 @@
 	  </listitem>
 	  <listitem>
 	    <para>
-	    <link linkend="https://www.gnu.org/software/libiconv/#downloading">
+	    <link xmlns:xlink="http://www.w3.org/1999/xlink"
+	      xlink:href="https://www.gnu.org/software/libiconv/#downloading">
 	    Download</link> the libiconv sources and extract them into the
 	    top level of the GCC source tree, e.g.,
 	    </para>