diff --git a/install.xml b/install.xml
index df8fe33dc9..b6ddd03ce3 100644
--- a/install.xml
+++ b/install.xml
@@ -955,9 +955,9 @@ anguage Infrstructure (CLI) international standard</string>
           <key>windows</key>
           <map>
             <key>md5sum</key>
-            <string>1591dab02d6135c204a7a31bf72d8ac1</string>
+            <string>48bbef9581b197d0880d15b781ce3103</string>
             <key>url</key>
-            <uri>http://viewer-source-downloads.s3.amazonaws.com/install_pkgs/llqtwebkit-windows-qt4.6-20100809.tar.bz2</uri>
+            <uri>http://viewer-source-downloads.s3.amazonaws.com/install_pkgs/llqtwebkit-windows-qt4.7.0.rc1-20100907.tar.bz2</uri>
           </map>
         </map>
       </map>