diff --git a/index.html b/index.html
index 2a0bb9e..898f19e 100755
--- a/index.html
+++ b/index.html
@@ -277,7 +277,7 @@ <h3 class="featurette-heading">Schedule</h3>
             <td rowspan="2">Mon</td>
             <td>10 - 12</td>
             <td>Introduction to Machine Learning <br/>
-              <li>
+              <li list-style-type: none;>
                 <a target="_blank"
                 href="https://github.com/ML4NS/ml4ns.github.io/blob/main/slides/01-%20Introduction/Lecture1_Introduction.pptx">
                 Slides