diff --git a/python/gui/layertree/qgslayertreemodel.sip b/python/gui/layertree/qgslayertreemodel.sip
index 381c37a804e..6acf0c3773c 100644
--- a/python/gui/layertree/qgslayertreemodel.sip
+++ b/python/gui/layertree/qgslayertreemodel.sip
@@ -18,6 +18,13 @@ class QgsLayerTreeModel : QAbstractItemModel
 #include <qgslayertreemodel.h>
 %End
 
+%ConvertToSubClassCode
+  if (sipCpp->inherits("QgsLayerTreeModel"))
+    sipType = sipType_QgsLayerTreeModel;
+  else
+    sipType = 0;
+%End
+
   public:
     //! Construct a new tree model with given layer tree (root node must not be null pointer).
     //! The root node is not transferred by the model.
diff --git a/python/gui/layertree/qgslayertreeview.sip b/python/gui/layertree/qgslayertreeview.sip
index 175cb124925..35f8e55211a 100644
--- a/python/gui/layertree/qgslayertreeview.sip
+++ b/python/gui/layertree/qgslayertreeview.sip
@@ -19,6 +19,13 @@ class QgsLayerTreeView : QTreeView
 #include <qgslayertreeview.h>
 %End
 
+%ConvertToSubClassCode
+  if (sipCpp->inherits("QgsLayerTreeView"))
+    sipType = sipType_QgsLayerTreeView;
+  else
+    sipType = 0;
+%End
+
   public:
     explicit QgsLayerTreeView( QWidget *parent /TransferThis/ = 0 );
     ~QgsLayerTreeView();