diff --git a/include/boost/algorithm/string/detail/case_conv.hpp b/include/boost/algorithm/string/detail/case_conv.hpp
index ef1d4aa..5253454 100644
--- a/include/boost/algorithm/string/detail/case_conv.hpp
+++ b/include/boost/algorithm/string/detail/case_conv.hpp
@@ -21,6 +21,11 @@ namespace boost {
 
 //  case conversion functors -----------------------------------------------//
 
+#if BOOST_WORKAROUND(BOOST_MSVC, >= 1400)
+#pragma warning(push)
+#pragma warning(disable:4512) //assignment operator could not be generated
+#endif
+
             // a tolower functor
             template<typename CharT>
             struct to_lowerF : public std::unary_function<CharT, CharT>
@@ -61,6 +66,10 @@ namespace boost {
                 const std::locale& m_Loc;
             };
 
+#if BOOST_WORKAROUND(BOOST_MSVC, >= 1400)
+#pragma warning(pop)
+#endif
+
 // algorithm implementation -------------------------------------------------------------------------
 
             // Transform a range
diff --git a/include/boost/algorithm/string/detail/classification.hpp b/include/boost/algorithm/string/detail/classification.hpp
index 4e77070..22b3779 100644
--- a/include/boost/algorithm/string/detail/classification.hpp
+++ b/include/boost/algorithm/string/detail/classification.hpp
@@ -29,6 +29,10 @@ namespace boost {
 
 //  classification functors -----------------------------------------------//
 
+#if BOOST_WORKAROUND(BOOST_MSVC, >= 1400)
+#pragma warning(push)
+#pragma warning(disable:4512) //assignment operator could not be generated
+#endif
             // is_classified functor
             struct is_classifiedF :
                 public predicate_facade<is_classifiedF>
@@ -60,6 +64,10 @@ namespace boost {
                 const std::locale m_Locale;
             };
 
+#if BOOST_WORKAROUND(BOOST_MSVC, >= 1400)
+#pragma warning(pop)
+#endif
+
             // is_any_of functor
             /*
                 returns true if the value is from the specified set
diff --git a/include/boost/algorithm/string/detail/find_format_store.hpp b/include/boost/algorithm/string/detail/find_format_store.hpp
index 6dbbcba..2260fc2 100644
--- a/include/boost/algorithm/string/detail/find_format_store.hpp
+++ b/include/boost/algorithm/string/detail/find_format_store.hpp
@@ -20,6 +20,10 @@ namespace boost {
 
 //  temporary format and find result storage --------------------------------//
 
+#if BOOST_WORKAROUND(BOOST_MSVC, >= 1400)
+#pragma warning(push)
+#pragma warning(disable:4512) //assignment operator could not be generated
+#endif
             template< 
                 typename ForwardIteratorT,
                 typename FormatterT,
@@ -64,6 +68,9 @@ namespace boost {
                 const formatter_type& m_Formatter;
             };
 
+#if BOOST_WORKAROUND(BOOST_MSVC, >= 1400)
+#pragma warning(pop)
+#endif
         } // namespace detail
     } // namespace algorithm
 } // namespace boost