diff --git a/include/boost/unordered/detail/allocate.hpp b/include/boost/unordered/detail/allocate.hpp
index 5e826718..d56bcaa0 100644
--- a/include/boost/unordered/detail/allocate.hpp
+++ b/include/boost/unordered/detail/allocate.hpp
@@ -18,8 +18,6 @@
 #include <boost/unordered/detail/fwd.hpp>
 #include <boost/move/move.hpp>
 #include <boost/preprocessor/cat.hpp>
-#include <boost/preprocessor/inc.hpp>
-#include <boost/preprocessor/dec.hpp>
 #include <boost/preprocessor/repetition/enum.hpp>
 #include <boost/preprocessor/repetition/enum_params.hpp>
 #include <boost/preprocessor/repetition/enum_binary_params.hpp>