diff --git a/courses/MATH-4100.html b/courses/MATH-4100.html
index e4188696c..a967cbcbf 100644
--- a/courses/MATH-4100.html
+++ b/courses/MATH-4100.html
@@ -141,7 +141,7 @@
                     <li>Chjan C Lim</li>
                   </ul>
                   <span class="course-capacity">
-                    Seats Taken: 54/80
+                    Seats Taken: 53/80
                   </span>
                 </div>
               </td>