diff --git a/sources/projectview.cpp b/sources/projectview.cpp
index f56cb2382..5ca19fc53 100644
--- a/sources/projectview.cpp
+++ b/sources/projectview.cpp
@@ -388,9 +388,6 @@ void ProjectView::removeDiagram(DiagramView *diagram_view) {
 		}
 	}
 	
-	// notifie le reste du monde que le DiagramView va disparaitre
-	emit(diagramAboutToBeRemoved(diagram_view));
-	
 	// enleve le DiagramView des onglets
 	int diagram_tab_id = diagram_ids_.key(diagram_view);
 	tabs_ -> removeTab(diagram_tab_id);
diff --git a/sources/projectview.h b/sources/projectview.h
index 32855a28b..ed52357ee 100644
--- a/sources/projectview.h
+++ b/sources/projectview.h
@@ -88,7 +88,6 @@ class ProjectView : public QWidget {
 	
 	signals:
 	void diagramAdded(DiagramView *);
-	void diagramAboutToBeRemoved(DiagramView *);
 	void diagramRemoved(DiagramView *);
 	void diagramActivated(DiagramView *);
 	void diagramOrderChanged(ProjectView *, int, int);
diff --git a/sources/qetdiagrameditor.cpp b/sources/qetdiagrameditor.cpp
index 163710abc..0dbf65d4e 100644
--- a/sources/qetdiagrameditor.cpp
+++ b/sources/qetdiagrameditor.cpp
@@ -1314,7 +1314,6 @@ void QETDiagramEditor::addProjectView(ProjectView *project_view) {
 	// gere l'ajout et le retrait de schema du projet
 	connect(project_view, SIGNAL(diagramAdded(DiagramView *)),   this, SLOT(diagramWasAdded(DiagramView *)));
 	connect(project_view, SIGNAL(diagramAdded(DiagramView *)),   this, SLOT(slot_updateActions()));
-	connect(project_view, SIGNAL(diagramAboutToBeRemoved(DiagramView *)), this, SLOT(diagramIsAboutToBeRemoved(DiagramView *)));
 	connect(project_view, SIGNAL(diagramRemoved(DiagramView *)), this, SLOT(diagramWasRemoved(DiagramView *)));
 	connect(project_view, SIGNAL(diagramRemoved(DiagramView *)), this, SLOT(slot_updateActions()));
 	if (QETProject *project = project_view -> project()) {
@@ -1860,15 +1859,6 @@ void QETDiagramEditor::diagramWasAdded(DiagramView *dv) {
 	connect(dv,				 SIGNAL(itemAdded()),				 this,	   SLOT(addItemFinish()));
 }
 
-/**
-	Gere le retrait d'un schema dans un projet avant que le retrait ne soit effectif
-	@param dv DiagramView concerne
-*/
-void QETDiagramEditor::diagramIsAboutToBeRemoved(DiagramView *dv) {
-	undo_group.removeStack(&(dv -> diagram() -> undoStack()));
-	can_update_actions = false;
-}
-
 /**
 	Gere le retrait d'un schema dans un projet apres que le retrait soit effectif
 	@param dv DiagramView concerne
diff --git a/sources/qetdiagrameditor.h b/sources/qetdiagrameditor.h
index 9b30960df..748f0249d 100644
--- a/sources/qetdiagrameditor.h
+++ b/sources/qetdiagrameditor.h
@@ -149,7 +149,6 @@ class QETDiagramEditor : public QETMainWindow {
 	void cleanCurrentProject();
 	void nomenclatureProject();
 	void diagramWasAdded(DiagramView *);
-	void diagramIsAboutToBeRemoved(DiagramView *);
 	void diagramWasRemoved(DiagramView *);
 	void findElementInPanel(const ElementsLocation &);
 	void findSelectedElementInPanel();