diff --git a/www/index.html b/www/index.html
index 0461892..b2f1414 100644
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@@ -214,10 +214,10 @@
       <h3>R6RS (local copy)</h3>
       Local mirror of the R6RS documents in PDF format are available:
       <ul>
-        <li><a href="r6rs.pdf">r6rs.pdf</a> (858815 bytes)</li>
-        <li><a href="r6rs-lib.pdf">r6rs-lib.pdf</a> (629868 bytes)</li>
-        <li><a href="r6rs-rationale.pdf">r6rs-rationale.pdf</a> (284718 bytes)</li>
-        <li><a href="r6rs-app.pdf">r6rs-app.pdf</a> (124571 bytes)</li>
+        <li><a href="//standards.scheme.org/official/r6rs.pdf">r6rs.pdf</a> (858815 bytes)</li>
+        <li><a href="//standards.scheme.org/official/r6rs-lib.pdf">r6rs-lib.pdf</a> (629868 bytes)</li>
+        <li><a href="//standards.scheme.org/official/r6rs-rationale.pdf">r6rs-rationale.pdf</a> (284718 bytes)</li>
+        <li><a href="//standards.scheme.org/official/r6rs-app.pdf">r6rs-app.pdf</a> (124571 bytes)</li>
       </ul>
       <h1 id="downloads">Downloads</h1>