diff --git a/04/index.html b/04/index.html
index c7328d8..43d378f 100644
--- a/04/index.html
+++ b/04/index.html
@@ -260,7 +260,7 @@ Special thanks to the inhabitants of Poortgebouw, the Autonomous Archive, the Ar
 <p class="flowtext">
 <a href="http://www.pzwart.nl" target="_blank">www.pzwart.nl</a></br>
 <a href="http://www.poortgebouw.org" target="_blank">www.poortgebouw.org</a></br>
-<a href="http://pzwart1.wdka.hro.nl/~aroidl/PG_25_final_all_pages.pdf" target="_blank">Download book as PDF</a></br>
+<a href="http://pzwart1.wdka.hro.nl/~aroidl/PG_25_final_all_pages.pdf" target="_blank">Download book as PDF (120mb)</a></br>
 
 <!--<a href="https://aa.xpub.nl" target="_blank">https://aa.xpub.nl</a>-->