diff --git a/source/branches/CLASSV3/src/Scenario.cxx b/source/branches/CLASSV3/src/Scenario.cxx
index 715c947c687280c3f7a58ad94241ccb3b3d731ed..8e69bc3a40c6dcc66de5699d3d467ad6f6c5d569 100755
--- a/source/branches/CLASSV3/src/Scenario.cxx
+++ b/source/branches/CLASSV3/src/Scenario.cxx
@@ -849,7 +849,7 @@ void Scenario::OpenOutputTree()
 		ERROR << "\nCould not open " << fOutputFileName <<endl;
 		exit(-1);
 	}
-	cout << "\t ...OK!" << endl;
+	INFO << "\t ...OK!" << endl;
 
 
 	fOutT = new TTree(fOutputTreeName.c_str(), "Data Tree");