diff --git a/teach/dcs290/s2024.html b/teach/dcs290/s2024.html
index 16ae2f5..aa88ba9 100644
--- a/teach/dcs290/s2024.html
+++ b/teach/dcs290/s2024.html
@@ -143,6 +143,7 @@ <h2 id='section_title'> <span class='highlight'><font color="#006600"> > Schedul
   <td align="center">Lab</td>
   <td align="center">
 	  <font color="brown"><img src="../acc/PDF_icon.png" height=20 /><a class="link-other" href="slides-24/hw1.pdf">HW1</a></font>
+	  /<img src="../acc/PDF_icon.png" height=20 /><a class="link-other" href="slides-24/hw1-sol.pdf">sol</a>
   </td>
  </tr>