diff --git a/include/boost/algorithm/apply_permutation.hpp b/include/boost/algorithm/apply_permutation.hpp
index 225ae57..124c31e 100644
--- a/include/boost/algorithm/apply_permutation.hpp
+++ b/include/boost/algorithm/apply_permutation.hpp
@@ -19,7 +19,6 @@
 #define BOOST_ALGORITHM_APPLY_PERMUTATION_HPP
 
 #include <algorithm>
-#include <type_traits>
 
 #include <boost/config.hpp>
 #include <boost/range/begin.hpp>