diff --git a/include/boost/mpl/find_if.hpp b/include/boost/mpl/find_if.hpp
index 3f3f5ca..73999e4 100644
--- a/include/boost/mpl/find_if.hpp
+++ b/include/boost/mpl/find_if.hpp
@@ -22,12 +22,15 @@
 #include "boost/mpl/lambda.hpp"
 #include "boost/mpl/iter_fold_if.hpp"
 #include "boost/mpl/protect.hpp"
+#include "boost/mpl/aux_/common_name_wknd.hpp"
 #include "boost/mpl/aux_/void_spec.hpp"
 #include "boost/mpl/aux_/lambda_support.hpp"
 
 namespace boost {
 namespace mpl {
 
+BOOST_MPL_AUX_COMMON_NAME_WKND(find_if)
+
 BOOST_MPL_AUX_AGLORITHM_NAMESPACE_BEGIN
 
 template<
diff --git a/include/boost/mpl/max_element.hpp b/include/boost/mpl/max_element.hpp
index 3bc6738..d33599f 100644
--- a/include/boost/mpl/max_element.hpp
+++ b/include/boost/mpl/max_element.hpp
@@ -23,11 +23,14 @@
 #include "boost/mpl/if.hpp"
 #include "boost/mpl/apply.hpp"
 #include "boost/mpl/lambda.hpp"
+#include "boost/mpl/aux_/common_name_wknd.hpp"
 #include "boost/mpl/aux_/void_spec.hpp"
 
 namespace boost {
 namespace mpl {
 
+BOOST_MPL_AUX_COMMON_NAME_WKND(max_element)
+
 namespace aux {
 
 template< typename Predicate >