diff --git a/src/@dseries/firstdate.m b/src/@dseries/firstdate.m
index 2ba943b2d738324b1db43db5133ddf50ac4ccf4a..f0b73b4ddaede9d8b177b17468dd51d23f5bfa28 100644
--- a/src/@dseries/firstdate.m
+++ b/src/@dseries/firstdate.m
@@ -1,6 +1,6 @@
 function f = firstdate(o) % --*-- Unitary tests --*--
 
-% Copyright (C) 2016 Dynare Team
+% Copyright (C) 2014-2016 Dynare Team
 %
 % This file is part of Dynare.
 %