diff --git a/index.html b/index.html
index 08f7eab3af7ca2c4a5f3e1fe5ccf307e79af4200..4e864aeb70ef758b53c210fe006eeab9a57190b4 100644
--- a/index.html
+++ b/index.html
@@ -1157,9 +1157,11 @@ proceedings.</p>
 	  <li>Notification: before <del>17 September 2021</del></li>
       </ul></p>
 
-      <h3 id="sponsors">Next RAMICS</h3> See you
+      <!--
+      <h3 id="sponsors">Next RAMICS</h3> <span style="text-decoration: line-through;">See you
       in <a href="pdfs/Fri11h00/Kuznetsov_RAMICS20_Moscow.pdf">Moscow</a>
-      (most probably).
+      (most probably)</span>.
+      -->
       
       <h3 id="sponsors">RAMICS 2021 Sponsors</h3>
 
diff --git a/pdfs/Fri11h00/Kuznetsov_RAMICS20_Moscow.pdf b/pdfs/Fri11h00/Kuznetsov_RAMICS20_Moscow_404.pdf
similarity index 100%
rename from pdfs/Fri11h00/Kuznetsov_RAMICS20_Moscow.pdf
rename to pdfs/Fri11h00/Kuznetsov_RAMICS20_Moscow_404.pdf