diff --git a/Hadrons/Modules/MContraction/A2ALoop.cc b/Hadrons/Modules/MContraction/A2ALoop.cc
index fd4b088c..3dfcd66d 100644
--- a/Hadrons/Modules/MContraction/A2ALoop.cc
+++ b/Hadrons/Modules/MContraction/A2ALoop.cc
@@ -1,3 +1,30 @@
+/*************************************************************************************
+
+Grid physics library, www.github.com/paboyle/Grid 
+
+Source file: Hadrons/Modules/MContraction/A2ALoop.cc
+
+Copyright (C) 2015-2019
+
+Author: Antonin Portelli <antonin.portelli@me.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+See the full license in the file "LICENSE" in the top level distribution directory
+*************************************************************************************/
+/*  END LEGAL */
 #include <Hadrons/Modules/MContraction/A2ALoop.hpp>
 
 using namespace Grid;
diff --git a/Hadrons/Modules/MContraction/A2ALoop.hpp b/Hadrons/Modules/MContraction/A2ALoop.hpp
index 9b7f303b..8ae129e3 100644
--- a/Hadrons/Modules/MContraction/A2ALoop.hpp
+++ b/Hadrons/Modules/MContraction/A2ALoop.hpp
@@ -1,3 +1,30 @@
+/*************************************************************************************
+
+Grid physics library, www.github.com/paboyle/Grid 
+
+Source file: Hadrons/Modules/MContraction/A2ALoop.hpp
+
+Copyright (C) 2015-2019
+
+Author: Antonin Portelli <antonin.portelli@me.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+See the full license in the file "LICENSE" in the top level distribution directory
+*************************************************************************************/
+/*  END LEGAL */
 #ifndef Hadrons_MContraction_A2ALoop_hpp_
 #define Hadrons_MContraction_A2ALoop_hpp_
 
diff --git a/Hadrons/Modules/MGauge/Electrify.cc b/Hadrons/Modules/MGauge/Electrify.cc
index b7d3bac9..1ad98ab2 100644
--- a/Hadrons/Modules/MGauge/Electrify.cc
+++ b/Hadrons/Modules/MGauge/Electrify.cc
@@ -6,6 +6,7 @@ Source file: Hadrons/Modules/MGauge/Electrify.cc
 
 Copyright (C) 2015-2019
 
+Author: Antonin Portelli <antonin.portelli@me.com>
 Author: Vera Guelpers <Vera.Guelpers@ed.ac.uk>
 Author: Vera Guelpers <vmg1n14@soton.ac.uk>
 
diff --git a/Hadrons/Modules/MGauge/Electrify.hpp b/Hadrons/Modules/MGauge/Electrify.hpp
index 31fa6b8d..4f34eef3 100644
--- a/Hadrons/Modules/MGauge/Electrify.hpp
+++ b/Hadrons/Modules/MGauge/Electrify.hpp
@@ -6,6 +6,7 @@ Source file: Hadrons/Modules/MGauge/Electrify.hpp
 
 Copyright (C) 2015-2019
 
+Author: Antonin Portelli <antonin.portelli@me.com>
 Author: Vera Guelpers <Vera.Guelpers@ed.ac.uk>
 Author: Vera Guelpers <vmg1n14@soton.ac.uk>