diff --git a/contrib/src/xrc/xh_sizer.cpp b/contrib/src/xrc/xh_sizer.cpp
index 3473ccd023..1eaa247c51 100644
--- a/contrib/src/xrc/xh_sizer.cpp
+++ b/contrib/src/xrc/xh_sizer.cpp
@@ -71,6 +71,7 @@ wxSizerXmlHandler::wxSizerXmlHandler()
     XRC_ADD_STYLE(wxALIGN_CENTRE_VERTICAL);
     
     XRC_ADD_STYLE(wxADJUST_MINSIZE);
+    XRC_ADD_STYLE(wxFIXED_SIZE);
 }
 
 
diff --git a/src/xrc/xh_sizer.cpp b/src/xrc/xh_sizer.cpp
index 3473ccd023..1eaa247c51 100644
--- a/src/xrc/xh_sizer.cpp
+++ b/src/xrc/xh_sizer.cpp
@@ -71,6 +71,7 @@ wxSizerXmlHandler::wxSizerXmlHandler()
     XRC_ADD_STYLE(wxALIGN_CENTRE_VERTICAL);
     
     XRC_ADD_STYLE(wxADJUST_MINSIZE);
+    XRC_ADD_STYLE(wxFIXED_SIZE);
 }