diff --git a/include/boost/pointer_cast.hpp b/include/boost/pointer_cast.hpp
index 5c791c0..1b6e38a 100644
--- a/include/boost/pointer_cast.hpp
+++ b/include/boost/pointer_cast.hpp
@@ -10,7 +10,6 @@
 #ifndef BOOST_POINTER_CAST_HPP
 #define BOOST_POINTER_CAST_HPP
 
-#include <boost/smart_ptr/detail/sp_noexcept.hpp>
 #include <boost/type_traits/has_virtual_destructor.hpp>
 #include <boost/config.hpp>
 #include <memory>
@@ -19,28 +18,28 @@ namespace boost {
 
 //static_pointer_cast overload for raw pointers
 template<class T, class U>
-inline T* static_pointer_cast(U *ptr) BOOST_SP_NOEXCEPT
+inline T* static_pointer_cast(U *ptr) noexcept
 {  
    return static_cast<T*>(ptr);
 }
 
 //dynamic_pointer_cast overload for raw pointers
 template<class T, class U>
-inline T* dynamic_pointer_cast(U *ptr) BOOST_SP_NOEXCEPT
+inline T* dynamic_pointer_cast(U *ptr) noexcept
 {  
    return dynamic_cast<T*>(ptr);
 }
 
 //const_pointer_cast overload for raw pointers
 template<class T, class U>
-inline T* const_pointer_cast(U *ptr) BOOST_SP_NOEXCEPT
+inline T* const_pointer_cast(U *ptr) noexcept
 {  
    return const_cast<T*>(ptr);
 }
 
 //reinterpret_pointer_cast overload for raw pointers
 template<class T, class U>
-inline T* reinterpret_pointer_cast(U *ptr) BOOST_SP_NOEXCEPT
+inline T* reinterpret_pointer_cast(U *ptr) noexcept
 {  
    return reinterpret_cast<T*>(ptr);
 }
@@ -55,7 +54,7 @@ using std::dynamic_pointer_cast;
 using std::const_pointer_cast;
 
 //reinterpret_pointer_cast overload for std::shared_ptr
-template<class T, class U> std::shared_ptr<T> reinterpret_pointer_cast(const std::shared_ptr<U> & r ) BOOST_SP_NOEXCEPT
+template<class T, class U> std::shared_ptr<T> reinterpret_pointer_cast(const std::shared_ptr<U> & r ) noexcept
 {
     (void) reinterpret_cast< T* >( static_cast< U* >( 0 ) );
 
@@ -66,7 +65,7 @@ template<class T, class U> std::shared_ptr<T> reinterpret_pointer_cast(const std
 }
 
 //static_pointer_cast overload for std::unique_ptr
-template<class T, class U> std::unique_ptr<T> static_pointer_cast( std::unique_ptr<U> && r ) BOOST_SP_NOEXCEPT
+template<class T, class U> std::unique_ptr<T> static_pointer_cast( std::unique_ptr<U> && r ) noexcept
 {
     (void) static_cast< T* >( static_cast< U* >( 0 ) );
 
@@ -76,7 +75,7 @@ template<class T, class U> std::unique_ptr<T> static_pointer_cast( std::unique_p
 }
 
 //dynamic_pointer_cast overload for std::unique_ptr
-template<class T, class U> std::unique_ptr<T> dynamic_pointer_cast( std::unique_ptr<U> && r ) BOOST_SP_NOEXCEPT
+template<class T, class U> std::unique_ptr<T> dynamic_pointer_cast( std::unique_ptr<U> && r ) noexcept
 {
     (void) dynamic_cast< T* >( static_cast< U* >( 0 ) );
 
@@ -88,7 +87,7 @@ template<class T, class U> std::unique_ptr<T> dynamic_pointer_cast( std::unique_
 }
 
 //const_pointer_cast overload for std::unique_ptr
-template<class T, class U> std::unique_ptr<T> const_pointer_cast( std::unique_ptr<U> && r ) BOOST_SP_NOEXCEPT
+template<class T, class U> std::unique_ptr<T> const_pointer_cast( std::unique_ptr<U> && r ) noexcept
 {
     (void) const_cast< T* >( static_cast< U* >( 0 ) );
 
@@ -98,7 +97,7 @@ template<class T, class U> std::unique_ptr<T> const_pointer_cast( std::unique_pt
 }
 
 //reinterpret_pointer_cast overload for std::unique_ptr
-template<class T, class U> std::unique_ptr<T> reinterpret_pointer_cast( std::unique_ptr<U> && r ) BOOST_SP_NOEXCEPT
+template<class T, class U> std::unique_ptr<T> reinterpret_pointer_cast( std::unique_ptr<U> && r ) noexcept
 {
     (void) reinterpret_cast< T* >( static_cast< U* >( 0 ) );