Update 'index.html'

index.html

@@ -281,7 +281,7 @@
  <div class='subrow'>
  <p class='subcl1'>Floor van Meeuwen</p>
  <p class='subcl2'><a href='sobremesa/' target="_blank" class='ext'>Sobremesa</a></p>
- <p class='subcl3'><a href='nothanks/pdf/thesis.pdf' target="_blank" class='ext'>PDF</a>
+ <p class='subcl3'><a href='sobremesa/pdf/thesis.pdf' target="_blank" class='ext'>PDF</a>
  </div>
  <div class='subrow'>
  <p class='subcl1'>Federico Poni</p>