1 files changed, 2 insertions, 1 deletions
diff --git a/acos.c b/acos.c
index 4b5560adb..55daea54c 100644
--- a/acos.c
+++ b/acos.c
@@ -1,6 +1,7 @@
 /* mpfr_acos -- arc-cosinus of a floating-point number
 
-Copyright 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+Contributed by the Arenaire and Cacao projects, INRIA.
 
 This file is part of the MPFR Library, and was contributed by Mathieu Dutour.