diff --git a/bear-engine/core/src/engine/code/game_network.cpp b/bear-engine/core/src/engine/code/game_network.cpp
index a6abff1..a2cf231 100644
--- a/bear-engine/core/src/engine/code/game_network.cpp
+++ b/bear-engine/core/src/engine/code/game_network.cpp
@@ -148,7 +148,7 @@ void bear::engine::game_network::create_service
     {
       net::server* s = new net::server(port);
       s->on_new_client.connect
-        ( boost::bind( &game_network::on_new_client, this, s, _1 ) );
+        ( boost::bind( &game_network::on_new_client, this, s, boost::placeholders::_1 ) );
       m_server[name] = s;
     }
 } // game_network::create_service()
index e7d55b7..b01dcae 100644
--- a/bear-engine/core/src/net/code/client.cpp
+++ b/bear-engine/core/src/net/code/client.cpp
@@ -101,7 +101,7 @@ bear::net::message_handle bear::net::client::pull_message()
 void bear::net::client::connect()
 {
   const connection_task connection
-    ( boost::bind( &client::set_stream, this, _1 ),
+    ( boost::bind( &client::set_stream, this, boost::placeholders::_1 ),
       m_host, m_port, m_read_time_limit );
   //m_connection = new boost::thread(connection);
   connection();