diff --git a/www/api/quantize.html b/www/api/quantize.html
index d4a4e4c..eaa9baf 100644
--- a/www/api/quantize.html
+++ b/www/api/quantize.html
@@ -123,7 +123,7 @@
 
 <div class="sponsbox">
 <div  class="sponsor">
-   <a href="http://www.buerodruck.de/stempel-service/index.html">Stempel bestellen</a><!-- 200910000035+ -->
+   <a href="http://www.abi-stoff.de/abizeitung/" title="Abibuch">Abizeitung</a><!-- 20090501000200 -->
 </div>
 <div  class="sponsor">
   <a href="http://www.online-kredit-index.de">Kredit</a><!-- 201003010120 Buchhorn -->
@@ -482,7 +482,7 @@
     <span id="linkbar-center">
       <a href="http://www.imagemagick.org/discourse-server/">Discourse Server</a> &bull;
       <a href="../../www/mailing-list.html">Mailing Lists</a> &bull;
-    <a href="http://studio.webbyland.com/ImageMagick/MagickStudio/scripts/MagickStudio.cgi">Studio</a>
+    <a href="http://www.imagemagick.org/MagickStudio/scripts/MagickStudio.cgi">Studio</a>
     </span>
     <span id="linkbar-east">&nbsp;</span>
   </div>