diff --git a/include/boost/pending/lowest_bit.hpp b/include/boost/pending/lowest_bit.hpp
index dd6e6e8..697f6d0 100644
--- a/include/boost/pending/lowest_bit.hpp
+++ b/include/boost/pending/lowest_bit.hpp
@@ -15,7 +15,7 @@
 #define BOOST_LOWEST_BIT_HPP_GP_20030301
 
 #include <assert.h>
-#include "boost/pending/integer_log2.hpp"
+#include "boost/integer/integer_log2.hpp"
 
 
 namespace boost {