diff --git a/include/boost/thread/pthread/condition.hpp b/include/boost/thread/pthread/condition.hpp
index 7c988c96..ae4e64e2 100644
--- a/include/boost/thread/pthread/condition.hpp
+++ b/include/boost/thread/pthread/condition.hpp
@@ -21,6 +21,13 @@ namespace boost {
 
 struct xtime;
 
+// disable warnings about non dll import
+// see: http://www.boost.org/more/separate_compilation.html#dlls
+#ifdef BOOST_MSVC
+#	pragma warning(push)
+#	pragma warning(disable: 4251 4231 4660 4275)
+#endif
+
 namespace detail {
 
 class BOOST_THREAD_DECL condition_impl : private noncopyable
@@ -140,6 +147,10 @@ private:
     }
 };
 
+#ifdef BOOST_MSVC
+#	pragma warning(pop)
+#endif
+
 } // namespace boost
 
 #endif // BOOST_CONDITION_RS06040707_HPP
diff --git a/include/boost/thread/pthread/mutex.hpp b/include/boost/thread/pthread/mutex.hpp
index f9eb80e5..a38c1bb1 100644
--- a/include/boost/thread/pthread/mutex.hpp
+++ b/include/boost/thread/pthread/mutex.hpp
@@ -20,6 +20,13 @@ namespace boost {
 
 struct xtime;
 
+// disable warnings about non dll import
+// see: http://www.boost.org/more/separate_compilation.html#dlls
+#ifdef BOOST_MSVC
+#	pragma warning(push)
+#	pragma warning(disable: 4251 4231 4660 4275)
+#endif
+
 class BOOST_THREAD_DECL mutex
     : private noncopyable
 {
@@ -100,6 +107,10 @@ private:
     bool m_locked;
 };
 
+#ifdef BOOST_MSVC
+#	pragma warning(pop)
+#endif
+
 } // namespace boost
 
 #endif // BOOST_MUTEX_RS06040705_HPP
diff --git a/include/boost/thread/pthread/thread.hpp b/include/boost/thread/pthread/thread.hpp
index 3fe1edea..7df2dc9c 100644
--- a/include/boost/thread/pthread/thread.hpp
+++ b/include/boost/thread/pthread/thread.hpp
@@ -22,6 +22,13 @@ namespace boost {
 
 struct xtime;
 
+// disable warnings about non dll import
+// see: http://www.boost.org/more/separate_compilation.html#dlls
+#ifdef BOOST_MSVC
+#	pragma warning(push)
+#	pragma warning(disable: 4251 4231 4660 4275)
+#endif
+
 class BOOST_THREAD_DECL thread : private noncopyable
 {
 public:
@@ -59,6 +66,10 @@ private:
     mutex m_mutex;
 };
 
+#ifdef BOOST_MSVC
+#	pragma warning(pop)
+#endif
+
 } // namespace boost
 
 #endif // BOOST_THREAD_RS06040701_HPP