diff --git a/src/Gui/Application.cpp b/src/Gui/Application.cpp
index 953d593617..83dbb250c7 100644
--- a/src/Gui/Application.cpp
+++ b/src/Gui/Application.cpp
@@ -593,6 +593,7 @@ void Application::slotDeleteDocument(const App::Document& Doc)
 
     // We must clear the selection here to notify all observers
     Gui::Selection().clearSelection(doc->second->getDocument()->getName());
+    doc->second->signalDeleteDocument(*doc->second);
     signalDeleteDocument(*doc->second);
 
     // If the active document gets destructed we must set it to 0. If there are further existing documents then the 
diff --git a/src/Gui/Document.h b/src/Gui/Document.h
index 6a3268dfd6..f12ee307cf 100644
--- a/src/Gui/Document.h
+++ b/src/Gui/Document.h
@@ -118,6 +118,8 @@ public:
     mutable boost::signal<void (const Gui::Document& doc)> signalUndoDocument;
     /// signal on redo Document
     mutable boost::signal<void (const Gui::Document& doc)> signalRedoDocument;
+    /// signal on deleting Document
+    mutable boost::signal<void (const Gui::Document& doc)> signalDeleteDocument;
     //@}
 
     /** @name I/O of the document */
diff --git a/src/Gui/DocumentObserver.cpp b/src/Gui/DocumentObserver.cpp
index 4916ed4b66..5852d5a151 100644
--- a/src/Gui/DocumentObserver.cpp
+++ b/src/Gui/DocumentObserver.cpp
@@ -71,6 +71,8 @@ void DocumentObserver::attachDocument(Document* doc)
         (&DocumentObserver::slotUndoDocument, this, _1));
     this->connectDocumentRedo = doc->signalRedoDocument.connect(boost::bind
         (&DocumentObserver::slotRedoDocument, this, _1));
+    this->connectDocumentDelete = doc->signalDeleteDocument.connect(boost::bind
+        (&DocumentObserver::slotDeleteDocument, this, _1));
 }
 
 void DocumentObserver::detachDocument()
@@ -84,6 +86,7 @@ void DocumentObserver::detachDocument()
     this->connectDocumentResetObject.disconnect();
     this->connectDocumentUndo.disconnect();
     this->connectDocumentRedo.disconnect();
+    this->connectDocumentDelete.disconnect();
 }
 
 void DocumentObserver::enableNotifications(DocumentObserver::Notifications value)
@@ -107,6 +110,10 @@ void DocumentObserver::slotRedoDocument(const Document& /*Doc*/)
 {
 }
 
+void DocumentObserver::slotDeleteDocument(const Document& /*Doc*/)
+{
+}
+
 void DocumentObserver::slotCreatedObject(const ViewProviderDocumentObject& /*Obj*/)
 {
 }
diff --git a/src/Gui/DocumentObserver.h b/src/Gui/DocumentObserver.h
index b7b156a80d..083e789615 100644
--- a/src/Gui/DocumentObserver.h
+++ b/src/Gui/DocumentObserver.h
@@ -96,6 +96,8 @@ private:
     virtual void slotUndoDocument(const Document& Doc);
     /** Notifies on redo */
     virtual void slotRedoDocument(const Document& Doc);
+    /** Notifies on deletion */
+    virtual void slotDeleteDocument(const Document& Doc);
 
 private:
     typedef boost::BOOST_SIGNALS_NAMESPACE::scoped_connection Connection;
@@ -108,6 +110,7 @@ private:
     Connection connectDocumentResetObject;
     Connection connectDocumentUndo;
     Connection connectDocumentRedo;
+    Connection connectDocumentDelete;
 };
 
 } //namespace Gui