--- a/configure.ac
+++ b/configure.ac
@@ -93,9 +93,9 @@
 )
 if test x"$enable_boost" = x"yes"; then
     # check boost
-    BOOST_REQUIRE([1.39])
-    BOOST_FIND_HEADER([boost/bind.hpp])
-    BOOST_FIND_HEADER([boost/signals2.hpp])
+    AX_BOOST_BASE([1.39])
+    AC_CHECK_HEADERS([boost/bind.hpp])
+    AC_CHECK_HEADERS([boost/signals2.hpp])
 fi
 AM_CONDITIONAL(HAVE_BOOST, test x"$enable_boost" = x"yes")