diff --git a/introduction-to-the-giotto-package.html b/introduction-to-the-giotto-package.html
index 9cdb103..e22d6d1 100644
--- a/introduction-to-the-giotto-package.html
+++ b/introduction-to-the-giotto-package.html
@@ -519,7 +519,7 @@ <h1><span class="header-section-number">4</span> Introduction to the Giotto pack
 <p>August 5th 2024</p>
 <div id="presentation-1" class="section level2 hasAnchor" number="4.1">
 <h2><span class="header-section-number">4.1</span> Presentation<a href="introduction-to-the-giotto-package.html#presentation-1" class="anchor-section" aria-label="Anchor link to header"></a></h2>
-<p><a href="https://drieslab.github.io/giotto_workshop_2024/GS_workshop2024_giotto_intro.pdf"></a></p>
+<p><a href="https://drieslab.github.io/giotto_workshop_2024/pdf/GS_workshop2024_giotto_intro.pdf"></a></p>
 <p><br></p>
 </div>
 <div id="ecosystem" class="section level2 hasAnchor" number="4.2">
diff --git a/spatial-omics-technologies.html b/spatial-omics-technologies.html
index cc160bd..0844e05 100644
--- a/spatial-omics-technologies.html
+++ b/spatial-omics-technologies.html
@@ -519,7 +519,7 @@ <h1><span class="header-section-number">3</span> Spatial omics technologies<a hr
 <p>August 5th 2024</p>
 <div id="presentation" class="section level2 hasAnchor" number="3.1">
 <h2><span class="header-section-number">3.1</span> Presentation<a href="spatial-omics-technologies.html#presentation" class="anchor-section" aria-label="Anchor link to header"></a></h2>
-<p><a href="https://drieslab.github.io/giotto_workshop_2024/spatial_omics_technologies_GS_workshop.pdf"></a></p>
+<p><a href="https://drieslab.github.io/giotto_workshop_2024/pdf/spatial_omics_technologies_GS_workshop.pdf"></a></p>
 <p><br></p>
 </div>
 <div id="short-summary" class="section level2 hasAnchor" number="3.2">