diff --git a/moeo/src/utils/moeoBinaryMetricStat.h b/moeo/src/utils/moeoBinaryMetricStat.h
index f60d20c29..42b34ff11 100644
--- a/moeo/src/utils/moeoBinaryMetricStat.h
+++ b/moeo/src/utils/moeoBinaryMetricStat.h
@@ -1,5 +1,38 @@
+/*
 
+(c) 2013 Thales group
 
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; version 2
+    of the License.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+Contact: http://eodev.sourceforge.net
+
+Authors:
+    Johann Dréo <johann.dreo@thalesgroup.com>
+
+*/
+
+#ifndef _MOEOBINARYMETRICSTAT_H_
+#define _MOEOBINARYMETRICSTAT_H_
+
+#include <eo>
+
+/** A wrapper to save a moeoMetric in an eoStat
+ *
+ * This wrap a MOEO binary metric into an eoStat
+ * This is useful if you want to use it in a checkpoint, for instance.
+ */
 template <class MOEOT, class T = double>
 class moeoBinaryMetricStat : public eoStat<MOEOT, T>
 {
@@ -57,3 +90,5 @@ protected:
     bool _first_gen;
 
 };
+
+#endif // _MOEOBINARYMETRICSTAT_H_