diff --git a/install.xml b/install.xml
index 4c377a9f3eb2f1a3c95dfa2a9916594d913222db..13fd0625f129c18e2437b3a7110d0d589311be47 100644
--- a/install.xml
+++ b/install.xml
@@ -193,16 +193,16 @@
           <key>darwin</key>
           <map>
             <key>md5sum</key>
-            <string>5ff1e212bb9bcde21cb174228e2437f6</string>
+            <string>71defd179827bf172b76d6020023e0e8</string>
             <key>url</key>
-            <uri>http://s3.amazonaws.com/viewer-source-downloads/install_pkgs/boost-1.39.0-darwin-20100219.tar.bz2</uri>
+            <uri>http://s3.amazonaws.com/viewer-source-downloads/install_pkgs/boost-1.39.0-darwin-20100222a.tar.bz2</uri>
           </map>
           <key>linux</key>
           <map>
             <key>md5sum</key>
-            <string>9d4cbaac12d0068b3bb8ee73fcfbe9d7</string>
+            <string>d58ac1a8396ac983b67cc3e3541457e3</string>
             <key>url</key>
-            <uri>http://s3.amazonaws.com/viewer-source-downloads/install_pkgs/boost-1.39.0-linux-20100219.tar.bz2</uri>
+            <uri>http://s3.amazonaws.com/viewer-source-downloads/install_pkgs/boost-1.39.0-linux-20100222a.tar.bz2</uri>
           </map>
           <key>linux64</key>
           <map>