--- boinc-6.12.42/clientgui/AdvancedFrame.cpp.old	2011-06-08 00:21:16.883694000 +0800
+++ boinc-6.12.42/clientgui/AdvancedFrame.cpp	2012-05-20 08:53:00.719493853 +0800
@@ -708,6 +708,11 @@
 
     wxMenuBar* m_pOldMenubar = GetMenuBar();
     SetMenuBar(m_pMenubar);
+#ifdef __WXGTK__
+    /* Force WX to recalculate the size of the (new) menu bar */
+    /* from Huibert (huib at boinc forums */
+    SendSizeEvent();
+#endif
 #ifdef __WXMAC__
     m_pMenubar->MacInstallMenuBar();
     MacLocalizeBOINCMenu();