diff --git a/docs/labs/w09_advanced.html b/docs/labs/w09_advanced.html
index 93460a9..fb493c6 100644
--- a/docs/labs/w09_advanced.html
+++ b/docs/labs/w09_advanced.html
@@ -284,8 +284,8 @@ <h1 class="title"><span class="chapter-number">8</span>&nbsp; <span class="chapt
 </header>
 
 
-<p>The <strong>Lecture slides</strong> can be found <a href="https://github.com/GDSL-UL/wma/raw/main/lectures/w04.pdf">here</a>.</p>
-<p>This <strong>lab</strong>’s notebook can be downloaded from <a href="https://github.com/GDSL-UL/wma/blob/main/labs/w09_advaned.ipynb">here</a>.</p>
+<p>The <strong>Lecture slides</strong> can be found <a href="https://github.com/GDSL-UL/wma/raw/main/lectures/w09.pdf">here</a>.</p>
+<p>This <strong>lab</strong>’s notebook can be downloaded from <a href="https://github.com/GDSL-UL/wma/blob/main/labs/w09_advanced.ipynb">here</a>.</p>
 <div id="cell-2" class="cell" data-execution_count="1">
 <div class="sourceCode cell-code" id="cb1"><pre class="sourceCode python code-with-copy"><code class="sourceCode python"><span id="cb1-1"><a href="#cb1-1" aria-hidden="true" tabindex="-1"></a><span class="co">## check if those are installed</span></span>
 <span id="cb1-2"><a href="#cb1-2" aria-hidden="true" tabindex="-1"></a><span class="co"># pip install geoviews</span></span>