--- trunk/gui/gui/src/TGListBox.cxx	2011/01/05 15:36:19	37716
+++ trunk/gui/gui/src/TGListBox.cxx	2011/01/05 15:38:02	37717
@@ -45,6 +45,7 @@
 #include "TGResourcePool.h"
 #include "TSystem.h"
 #include "Riostream.h"
+#include "TMath.h"
 #include <stdlib.h>
 
 
@@ -1492,7 +1493,8 @@
       fVScrollbar->SetPosition(0);
    }
 
-   fVScrollbar->SetRange(container->GetHeight()/fItemVsize, fVport->GetHeight()/fItemVsize);
+   fVScrollbar->SetRange(TMath::Ceil((Double_t)container->GetHeight()/(Double_t)fItemVsize),
+                         fVport->GetHeight()/fItemVsize);
    //fClient->NeedRedraw(container);
    ((TGContainer *)container)->ClearViewPort();
 }