diff --git a/doc/Jamfile.v2 b/doc/Jamfile.v2
index 499c3d7..896750b 100644
--- a/doc/Jamfile.v2
+++ b/doc/Jamfile.v2
@@ -41,7 +41,9 @@ doxygen mpi_autodoc
 xml mpi : mpi.qbk ;
 
 boostbook standalone : mpi mpi_autodoc 
-              # Uncomment this line when generating PDF output
-              # <xsl:param>max-columns=66
+              :
+              <format>pdf:<xsl:param>max-columns=66
+              <format>pdf:<xsl:param>boost.url.prefix=http://www.boost.org/doc/libs/release/doc/html
               ;
 
+