diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8aad43a..24f4bcb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -25,7 +25,6 @@ set(HEADER_FILES
     io/nativefilestream.h
     io/misc.h
     misc/math.h
-    misc/memory.h
     misc/multiarray.h
     misc/parseerror.h
     misc/traits.h
diff --git a/misc/memory.h b/misc/memory.h
deleted file mode 100644
index 568dcb7..0000000
--- a/misc/memory.h
+++ /dev/null
@@ -1,43 +0,0 @@
-#ifndef MEMORY_H
-#define MEMORY_H
-
-#include <memory>
-
-/// \cond
-
-#if __cplusplus <= 201103L
-#define __cpp_lib_make_unique 201304
-namespace std {
-template <typename _Tp> struct _MakeUniq {
-    typedef unique_ptr<_Tp> __single_object;
-};
-
-template <typename _Tp> struct _MakeUniq<_Tp[]> {
-    typedef unique_ptr<_Tp[]> __array;
-};
-
-template <typename _Tp, size_t _Bound> struct _MakeUniq<_Tp[_Bound]> {
-    struct __invalid_type {
-    };
-};
-
-/// std::make_unique for single objects
-template <typename _Tp, typename... _Args> inline typename _MakeUniq<_Tp>::__single_object make_unique(_Args &&... __args)
-{
-    return unique_ptr<_Tp>(new _Tp(std::forward<_Args>(__args)...));
-}
-
-/// std::make_unique for arrays of unknown bound
-template <typename _Tp> inline typename _MakeUniq<_Tp>::__array make_unique(size_t __num)
-{
-    return unique_ptr<_Tp>(new typename remove_extent<_Tp>::type[__num]());
-}
-
-/// Disable std::make_unique for arrays of known bound
-template <typename _Tp, typename... _Args> inline typename _MakeUniq<_Tp>::__invalid_type make_unique(_Args &&...) = delete;
-} // namespace std
-#endif
-
-/// \endcond
-
-#endif // MEMORY_H