diff --git a/contrib/src/xml/xmlres.cpp b/contrib/src/xml/xmlres.cpp
index 0e91f2dbab..455314518d 100644
--- a/contrib/src/xml/xmlres.cpp
+++ b/contrib/src/xml/xmlres.cpp
@@ -451,6 +451,7 @@ void wxXmlResourceHandler::AddWindowStyles()
     ADD_STYLE(wxDOUBLE_BORDER);
     ADD_STYLE(wxRAISED_BORDER);
     ADD_STYLE(wxSTATIC_BORDER);
+    ADD_STYLE(wxNO_BORDER);
     ADD_STYLE(wxTRANSPARENT_WINDOW);
     ADD_STYLE(wxWANTS_CHARS);
     ADD_STYLE(wxNO_FULL_REPAINT_ON_RESIZE);