diff --git a/lemon/cplex.cc b/lemon/cplex.cc
--- a/lemon/cplex.cc
+++ b/lemon/cplex.cc
@@ -2,7 +2,7 @@
  *
  * This file is a part of LEMON, a generic C++ optimization library.
  *
- * Copyright (C) 2003-2009
+ * Copyright (C) 2003-2010
  * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
  * (Egervary Research Group on Combinatorial Optimization, EGRES).
  *
@@ -111,7 +111,7 @@
     return i;
   }
 
-  int CplexBase::_addRow(Value lb, ExprIterator b, 
+  int CplexBase::_addRow(Value lb, ExprIterator b,
                          ExprIterator e, Value ub) {
     int i = CPXgetnumrows(cplexEnv(), _prob);
     if (lb == -INF) {
@@ -489,7 +489,7 @@
   }
 
   void CplexBase::_applyMessageLevel() {
-    CPXsetintparam(cplexEnv(), CPX_PARAM_SCRIND, 
+    CPXsetintparam(cplexEnv(), CPX_PARAM_SCRIND,
                    _message_enabled ? CPX_ON : CPX_OFF);
   }