diff --git a/src/xrc/xh_dlg.cpp b/src/xrc/xh_dlg.cpp
index 4cab711187..7607e53b1f 100644
--- a/src/xrc/xh_dlg.cpp
+++ b/src/xrc/xh_dlg.cpp
@@ -50,6 +50,7 @@ wxDialogXmlHandler::wxDialogXmlHandler() : wxXmlResourceHandler()
     XRC_ADD_STYLE(wxMAXIMIZE_BOX);
     XRC_ADD_STYLE(wxMINIMIZE_BOX);
     XRC_ADD_STYLE(wxFRAME_SHAPED);
+    XRC_ADD_STYLE(wxDIALOG_EX_CONTEXTHELP);
 
     AddWindowStyles();
 }
diff --git a/src/xrc/xh_frame.cpp b/src/xrc/xh_frame.cpp
index 98d996fd13..92107d9e9e 100644
--- a/src/xrc/xh_frame.cpp
+++ b/src/xrc/xh_frame.cpp
@@ -53,6 +53,7 @@ wxFrameXmlHandler::wxFrameXmlHandler() : wxXmlResourceHandler()
     XRC_ADD_STYLE(wxTAB_TRAVERSAL);
     XRC_ADD_STYLE(wxWS_EX_VALIDATE_RECURSIVELY);
     XRC_ADD_STYLE(wxFRAME_EX_METAL);
+    XRC_ADD_STYLE(wxFRAME_EX_CONTEXTHELP);
 
     AddWindowStyles();
 }