diff --git a/configure.ac b/configure.ac
index 3778503..6855f35 100755
--- a/configure.ac
+++ b/configure.ac
@@ -115,7 +115,7 @@
 AX_THRIFT_LIB(cpp, [C++], yes)
 have_cpp=no
 if test "$with_cpp" = "yes";  then
-  AX_BOOST_BASE([1.41.0])
+  AX_BOOST_BASE([1.40.0])
   if test "x$succeeded" = "xyes" ; then
     have_cpp="yes"
   fi