diff --git a/src/Gui/Application.cpp b/src/Gui/Application.cpp
index f520ef6344..885d7b1751 100644
--- a/src/Gui/Application.cpp
+++ b/src/Gui/Application.cpp
@@ -26,10 +26,10 @@
 #ifndef _PreComp_
 # include "InventorAll.h"
 # include <boost_signals2.hpp>
-# include <boost_bind_bind.hpp>
 # include <sstream>
 # include <stdexcept>
 # include <iostream>
+# include <functional>
 # include <QCloseEvent>
 # include <QDir>
 # include <QFileInfo>
@@ -138,7 +138,7 @@
 using namespace Gui;
 using namespace Gui::DockWnd;
 using namespace std;
-namespace bp = boost::placeholders;
+namespace sp = std::placeholders;
 
 
 Application* Application::Instance = 0L;
@@ -309,12 +309,12 @@ Application::Application(bool GUIenabled)
 {
     //App::GetApplication().Attach(this);
     if (GUIenabled) {
-        App::GetApplication().signalNewDocument.connect(boost::bind(&Gui::Application::slotNewDocument, this, bp::_1, bp::_2));
-        App::GetApplication().signalDeleteDocument.connect(boost::bind(&Gui::Application::slotDeleteDocument, this, bp::_1));
-        App::GetApplication().signalRenameDocument.connect(boost::bind(&Gui::Application::slotRenameDocument, this, bp::_1));
-        App::GetApplication().signalActiveDocument.connect(boost::bind(&Gui::Application::slotActiveDocument, this, bp::_1));
-        App::GetApplication().signalRelabelDocument.connect(boost::bind(&Gui::Application::slotRelabelDocument, this, bp::_1));
-        App::GetApplication().signalShowHidden.connect(boost::bind(&Gui::Application::slotShowHidden, this, bp::_1));
+        App::GetApplication().signalNewDocument.connect(std::bind(&Gui::Application::slotNewDocument, this, sp::_1, sp::_2));
+        App::GetApplication().signalDeleteDocument.connect(std::bind(&Gui::Application::slotDeleteDocument, this, sp::_1));
+        App::GetApplication().signalRenameDocument.connect(std::bind(&Gui::Application::slotRenameDocument, this, sp::_1));
+        App::GetApplication().signalActiveDocument.connect(std::bind(&Gui::Application::slotActiveDocument, this, sp::_1));
+        App::GetApplication().signalRelabelDocument.connect(std::bind(&Gui::Application::slotRelabelDocument, this, sp::_1));
+        App::GetApplication().signalShowHidden.connect(std::bind(&Gui::Application::slotShowHidden, this, sp::_1));
 
 
         // install the last active language
@@ -766,13 +766,13 @@ void Application::slotNewDocument(const App::Document& Doc, bool isMainDoc)
     d->documents[&Doc] = pDoc;
 
     // connect the signals to the application for the new document
-    pDoc->signalNewObject.connect(boost::bind(&Gui::Application::slotNewObject, this, bp::_1));
-    pDoc->signalDeletedObject.connect(boost::bind(&Gui::Application::slotDeletedObject, this, bp::_1));
-    pDoc->signalChangedObject.connect(boost::bind(&Gui::Application::slotChangedObject, this, bp::_1, bp::_2));
-    pDoc->signalRelabelObject.connect(boost::bind(&Gui::Application::slotRelabelObject, this, bp::_1));
-    pDoc->signalActivatedObject.connect(boost::bind(&Gui::Application::slotActivatedObject, this, bp::_1));
-    pDoc->signalInEdit.connect(boost::bind(&Gui::Application::slotInEdit, this, bp::_1));
-    pDoc->signalResetEdit.connect(boost::bind(&Gui::Application::slotResetEdit, this, bp::_1));
+    pDoc->signalNewObject.connect(std::bind(&Gui::Application::slotNewObject, this, sp::_1));
+    pDoc->signalDeletedObject.connect(std::bind(&Gui::Application::slotDeletedObject, this, sp::_1));
+    pDoc->signalChangedObject.connect(std::bind(&Gui::Application::slotChangedObject, this, sp::_1, sp::_2));
+    pDoc->signalRelabelObject.connect(std::bind(&Gui::Application::slotRelabelObject, this, sp::_1));
+    pDoc->signalActivatedObject.connect(std::bind(&Gui::Application::slotActivatedObject, this, sp::_1));
+    pDoc->signalInEdit.connect(std::bind(&Gui::Application::slotInEdit, this, sp::_1));
+    pDoc->signalResetEdit.connect(std::bind(&Gui::Application::slotResetEdit, this, sp::_1));
 
     signalNewDocument(*pDoc, isMainDoc);
     if (isMainDoc)