diff --git a/labs.html b/labs.html
index 1ae8d5a..ed7313d 100644
--- a/labs.html
+++ b/labs.html
@@ -74,7 +74,7 @@
                         <a href="labs.html">Labs</a>
                     </li>
 <li>
-                        <a href="https://docs.google.com/document/d/1Lr-pwN7YYjL9Qk7riVvABwZyOhvVmAZsCjToghIYs8E/edit" target="_blank">Presentations</a>
+                        <a href="http://tinyurl.com/S24-CS561-presentations" target="_blank">Presentations</a>
                         <!-- <a class="inactiveLink">Project</a> -->
                     </li>
                     <!-- <li>
@@ -84,10 +84,10 @@
                         <a href="http://tinyurl.com/" target="_blank">Notes</a>
                     </li> -->
                     <li>
-                        <a href="https://www.gradescope.com/courses/470999" target="_blank">Gradescope</a>
+                        <a href="https://www.gradescope.com/courses/693490" target="_blank">Gradescope</a>
                     </li>
                     <li>
-                        <a href="https://piazza.com/bu/spring2023/cs561" target="_blank">Piazza</a>
+                        <a href="https://piazza.com/bu/spring2024/cs561/" target="_blank">Piazza</a>
                     </li>
                     <li>
                         <a href="https://disc.bu.edu/" target="_blank">DiSC lab</a>
diff --git a/project.html b/project.html
index 45b01fb..189afdd 100755
--- a/project.html
+++ b/project.html
@@ -64,7 +64,7 @@
                     <a href="labs.html">Labs</a>
                 </li>
                 <li>
-                    <a href="https://docs.google.com/document/d/1Lr-pwN7YYjL9Qk7riVvABwZyOhvVmAZsCjToghIYs8E/edit" target="_blank">Presentations</a>
+                    <a href="http://tinyurl.com/S24-CS561-presentations" target="_blank">Presentations</a>
                     <!-- <a class="inactiveLink">Project</a> -->
                 </li>
                 <!-- <li>
@@ -74,11 +74,11 @@
                     <a href="http://tinyurl.com/" target="_blank">Notes</a>
                 </li> -->
                 <li>
-                    <a href="https://www.gradescope.com/courses/470999" target="_blank">Gradescope</a>
+                    <a href="https://www.gradescope.com/courses/693490" target="_blank">Gradescope</a>
                     <!-- <a href="https://tinyurl.com/CS591A1-blackboard" target="_blank">Blackboard</a> -->
                 </li>
                 <li>
-                    <a href="https://piazza.com/bu/spring2023/cs561" target="_blank">Piazza</a>
+                    <a href="https://piazza.com/bu/spring2024/cs561/" target="_blank">Piazza</a>
                 </li>
                 <li>
                     <a href="https://disc.bu.edu/" target="_blank">DiSC lab</a>