diff --git a/src/REPLICA/fix_neb.cpp b/src/REPLICA/fix_neb.cpp
index 6daaf9471091e22b521dfeafd5b88cbc99d8d409..13a6ad1d629a9d24662bdb232a30bfe0c0c7e635 100644
--- a/src/REPLICA/fix_neb.cpp
+++ b/src/REPLICA/fix_neb.cpp
@@ -11,6 +11,11 @@
    See the README file in the top-level LAMMPS directory.
 ------------------------------------------------------------------------- */
 
+/* ----------------------------------------------------------------------
+   Contributing author for: Emile Maras (CEA, France)
+     new options for inter-replica forces, first/last replica treatment
+------------------------------------------------------------------------- */
+
 #include <mpi.h>
 #include <math.h>
 #include <stdlib.h>