diff --git a/curriculum/schedule/week11.html b/curriculum/schedule/week11.html
index ac4e874..cf1a263 100644
--- a/curriculum/schedule/week11.html
+++ b/curriculum/schedule/week11.html
@@ -115,7 +115,7 @@ <h3>So how do we make this precise</h3>
 $$\displaystyle\sum_{i=1}^n f({x_i}^\star) \, \left( x_{i} - x_{i-1} \right).$$
 </blockquote>
 The limit of such things (over finer and finer partitions) is the
-<strong>integral</strong>, which <a href="/calc1-001/lecture/297"><i
+<strong>integral</strong>, which <a href="/calc1-001/lecture/299"><i
 class="icon-film"></i>&nbsp;we denote $$\displaystyle\int_a^b f(x) \, dx$$.</a></p>
 
 <p>I invite you to <a