diff --git a/editor/editorcommands.cpp b/editor/editorcommands.cpp
index 6f40b5a57..c667a7a95 100644
--- a/editor/editorcommands.cpp
+++ b/editor/editorcommands.cpp
@@ -162,3 +162,27 @@ void ChangePartCommand::undo() {
 void ChangePartCommand::redo() {
 	cep -> setProperty(property, new_value);
 }
+
+ChangePolygonPointsCommand::ChangePolygonPointsCommand(
+	PartPolygon *p,
+	const QVector<QPointF> &o_points,
+	const QVector<QPointF> &n_points,
+	QUndoCommand *parent
+) :
+	QUndoCommand(QObject::tr("modification points polygone"), parent),
+	polygon(p),
+	old_points(o_points),
+	new_points(n_points)
+{
+}
+
+ChangePolygonPointsCommand::~ChangePolygonPointsCommand() {
+}
+
+void ChangePolygonPointsCommand::undo() {
+	polygon -> setPolygon(old_points);
+}
+
+void ChangePolygonPointsCommand::redo() {
+	polygon -> setPolygon(new_points);
+}
diff --git a/editor/editorcommands.h b/editor/editorcommands.h
index c09e28db6..fce2510ad 100644
--- a/editor/editorcommands.h
+++ b/editor/editorcommands.h
@@ -1,6 +1,7 @@
 #ifndef EDITOR_COMMANDS_H
 #define EDITOR_COMMANDS_H
 #include "customelementpart.h"
+#include "partpolygon.h"
 #include "elementscene.h"
 #include "qgimanager.h"
 #include <QtGui>
@@ -109,4 +110,28 @@ class ChangePartCommand : public QUndoCommand {
 	/// nouvelle valeur
 	QVariant new_value;
 };
+
+/**
+	Cette classe represente l'action de modifier les points composants un polygone
+*/
+class ChangePolygonPointsCommand : public QUndoCommand {
+	// constructeurs, destructeur
+	public:
+	ChangePolygonPointsCommand(PartPolygon *, const QVector<QPointF> &, const QVector<QPointF> &, QUndoCommand * = 0);
+	virtual ~ChangePolygonPointsCommand();
+	private:
+	ChangePolygonPointsCommand(const ChangePolygonPointsCommand &);
+	
+	// methodes
+	virtual void undo();
+	virtual void redo();
+	
+	// attributs
+	/// Polygone  modifie
+	PartPolygon *polygon;
+	/// anciens points
+	QVector<QPointF> old_points;
+	/// nouveaux points
+	QVector<QPointF> new_points;
+};
 #endif
diff --git a/editor/polygoneditor.cpp b/editor/polygoneditor.cpp
index 614eaf1e5..6adaf4892 100644
--- a/editor/polygoneditor.cpp
+++ b/editor/polygoneditor.cpp
@@ -48,7 +48,7 @@ void PolygonEditor::updatePolygonPoints() {
 		);
 		return;
 	}
-	part -> setPolygon(points);
+	undoStack().push(new ChangePolygonPointsCommand(part, part -> polygon(), points));
 }
 
 void PolygonEditor::updatePolygonClosedState() {
@@ -61,7 +61,6 @@ void PolygonEditor::updatePolygonClosedState() {
 			QVariant(close_polygon.isChecked())
 		)
 	);
-// 	part -> setClosed(close_polygon.isChecked());
 }
 
 void PolygonEditor::updateForm() {