diff --git a/include/wx/msw/notebook.h b/include/wx/msw/notebook.h
index 14ae37fb0e..b6941fe64e 100644
--- a/include/wx/msw/notebook.h
+++ b/include/wx/msw/notebook.h
@@ -91,13 +91,8 @@ public:
   // ----------
     // remove all pages
   bool DeleteAllPages();
-    // adds a new page to the notebook (it will be deleted ny the notebook,
+    // inserts a new page to the notebook (it will be deleted ny the notebook,
     // don't delete it yourself). If bSelect, this page becomes active.
-  bool AddPage(wxNotebookPage *pPage,
-               const wxString& strText,
-               bool bSelect = FALSE,
-               int imageId = -1);
-    // the same as AddPage(), but adds it at the specified position
   bool InsertPage(int nPage,
                   wxNotebookPage *pPage,
                   const wxString& strText,
diff --git a/src/msw/notebook.cpp b/src/msw/notebook.cpp
index 84c156cb33..05b4f2c0b5 100644
--- a/src/msw/notebook.cpp
+++ b/src/msw/notebook.cpp
@@ -385,15 +385,6 @@ bool wxNotebook::DeleteAllPages()
   return TRUE;
 }
 
-// add a page to the notebook
-bool wxNotebook::AddPage(wxNotebookPage *pPage,
-                         const wxString& strText,
-                         bool bSelect,
-                         int imageId)
-{
-  return InsertPage(GetPageCount(), pPage, strText, bSelect, imageId);
-}
-
 // same as AddPage() but does it at given position
 bool wxNotebook::InsertPage(int nPage,
                             wxNotebookPage *pPage,
@@ -405,6 +396,8 @@ bool wxNotebook::InsertPage(int nPage,
     wxCHECK_MSG( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE,
                  _T("invalid index in wxNotebook::InsertPage") );
 
+    wxASSERT_MSG( pPage->GetParent() == this,
+                    _T("notebook pages must have notebook as parent") );
 
     // add a new tab to the control
     // ----------------------------