diff --git a/src/App/DocumentObserver.cpp b/src/App/DocumentObserver.cpp
index 97ddbfd5c0..2af08de2f1 100644
--- a/src/App/DocumentObserver.cpp
+++ b/src/App/DocumentObserver.cpp
@@ -123,6 +123,13 @@ DocumentObjectT::DocumentObjectT(const Property* prop)
     *this = prop;
 }
 
+DocumentObjectT::DocumentObjectT(const Document* doc, const std::string& objName)
+{
+    if (doc && doc->getName())
+        document = doc->getName();
+    object = objName;
+}
+
 DocumentObjectT::DocumentObjectT(const char *docName, const char *objName)
 {
     if(docName)
diff --git a/src/App/DocumentObserver.h b/src/App/DocumentObserver.h
index e5ac8e6e8b..c92cb3155b 100644
--- a/src/App/DocumentObserver.h
+++ b/src/App/DocumentObserver.h
@@ -92,6 +92,8 @@ public:
     /*! Constructor */
     DocumentObjectT(const DocumentObject*);
     /*! Constructor */
+    DocumentObjectT(const Document*, const std::string& objName);
+    /*! Constructor */
     DocumentObjectT(const char *docName, const char *objName);
     /*! Constructor */
     DocumentObjectT(const Property*);