diff --git a/doc/Jamfile.v2 b/doc/Jamfile.v2
index bdba059..f598bb7 100644
--- a/doc/Jamfile.v2
+++ b/doc/Jamfile.v2
@@ -5,9 +5,8 @@
 # Version 1.0. (See accompanying file LICENSE_1_0.txt
 # or copy at http://boost.org/LICENSE_1_0.txt)
 
-using boostbook ;
-using doxygen ;
-using quickbook ;
+import doxygen ;
+import quickbook ;
 
 doxygen ref_reference
   :