diff --git a/src/torrentcreator/torrentcreatordlg.cpp b/src/torrentcreator/torrentcreatordlg.cpp
index 96743ee84..114f4c3f4 100644
--- a/src/torrentcreator/torrentcreatordlg.cpp
+++ b/src/torrentcreator/torrentcreatordlg.cpp
@@ -238,7 +238,7 @@ void TorrentCreatorDlg::updateOptimalPieceSize()
       break;
     }
     ++i;
-  }while(i<m_piece_sizes.size());
+  }while(i<(m_piece_sizes.size()-1));
   comboPieceSize->setCurrentIndex(i);
 }