1 files changed, 1 insertions, 1 deletions
diff --git a/src/cos.c b/src/cos.c
index 49162e3fc..a9a1a2c89 100644
--- a/src/cos.c
+++ b/src/cos.c
@@ -1,6 +1,6 @@
 /* mpfr_cos -- cosine of a floating-point number
 
-Copyright 2001-2019 Free Software Foundation, Inc.
+Copyright 2001-2020 Free Software Foundation, Inc.
 Contributed by the AriC and Caramba projects, INRIA.
 
 This file is part of the GNU MPFR Library.