diff --git a/include/boost/algorithm/string/detail/find_format.hpp b/include/boost/algorithm/string/detail/find_format.hpp
index 8b9ad42..0bf3b93 100644
--- a/include/boost/algorithm/string/detail/find_format.hpp
+++ b/include/boost/algorithm/string/detail/find_format.hpp
@@ -118,11 +118,11 @@ namespace boost {
 
                 InputT Output;
                 // Copy the beginning of the sequence
-                insert( Output, ::boost::end(Output), ::boost::begin(Input), M.begin() );
+                boost::algorithm::detail::insert( Output, ::boost::end(Output), ::boost::begin(Input), M.begin() );
                 // Copy formated result
-                insert( Output, ::boost::end(Output), M.format_result() );
+                boost::algorithm::detail::insert( Output, ::boost::end(Output), M.format_result() );
                 // Copy the rest of the sequence
-                insert( Output, ::boost::end(Output), M.end(), ::boost::end(Input) );
+                boost::algorithm::detail::insert( Output, ::boost::end(Output), M.end(), ::boost::end(Input) );
 
                 return Output;
             }
diff --git a/include/boost/algorithm/string/detail/find_format_all.hpp b/include/boost/algorithm/string/detail/find_format_all.hpp
index 978710c..bdd5f88 100644
--- a/include/boost/algorithm/string/detail/find_format_all.hpp
+++ b/include/boost/algorithm/string/detail/find_format_all.hpp
@@ -134,9 +134,9 @@ namespace boost {
                 while( M )
                 {
                     // Copy the beginning of the sequence
-                    insert( Output, ::boost::end(Output), LastMatch, M.begin() );
+                    boost::algorithm::detail::insert( Output, ::boost::end(Output), LastMatch, M.begin() );
                     // Copy formated result
-                    insert( Output, ::boost::end(Output), M.format_result() );
+                    boost::algorithm::detail::insert( Output, ::boost::end(Output), M.format_result() );
 
                     // Proceed to the next match
                     LastMatch=M.end();