diff --git a/docs/program.html b/docs/program.html
index 741b8a5..b854e4f 100644
--- a/docs/program.html
+++ b/docs/program.html
@@ -160,11 +160,11 @@ <h5>
                 <br>
                 <li><i>12:45-13:45 Lunch break</i></li>
                 <br>
-                <li>14:00-15:30 Session 4</li>
+                <li>14:00-15:30 Session 3</li>
                 <br>
                 <li><i>15:30-16:00 Coffee break</i></li>
                 <br>
-                <li>16:00-17:30 Session 5</li>
+                <li>16:00-17:30 Session 4</li>
               </ul>
               </h5>
             </div>