diff --git a/www/api/quantize.html b/www/api/quantize.html
index db2c426..cfbf2b0 100644
--- a/www/api/quantize.html
+++ b/www/api/quantize.html
@@ -127,6 +127,9 @@
 
 <div class="sponsbox">
 <div  class="sponsor">
+   <a title="Sponsor: Free Catalogs" href="http://www.who-sells-it.com/">Free Catalogs</a><!-- 20120801000600 -->
+</div>
+<div  class="sponsor">
   <a title="Sponsor: Druckerei" href="http://print24.com/de/">Druckerei</a><!-- 201110010720 -->
 </div>
 <div  class="sponsor">