diff --git a/branches/paradiseo-moeo-1.0/src/moeoComparator.h b/branches/paradiseo-moeo-1.0/src/moeoComparator.h
index 81759c306..064c0f78a 100644
--- a/branches/paradiseo-moeo-1.0/src/moeoComparator.h
+++ b/branches/paradiseo-moeo-1.0/src/moeoComparator.h
@@ -4,7 +4,7 @@
 // moeoComparator.h
 // (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
 /*
-    This library..
+    This library...
 
     Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
  */
@@ -72,6 +72,7 @@ public:
     }
 
 private:
+	/** the index of objective */
     unsigned obj;
 
 };