diff --git a/ext/calendar/calendar.c b/ext/calendar/calendar.c
index 47f2c1dd543..7ff99880de6 100644
--- a/ext/calendar/calendar.c
+++ b/ext/calendar/calendar.c
@@ -2,7 +2,7 @@
    +----------------------------------------------------------------------+
    | PHP Version 7                                                        |
    +----------------------------------------------------------------------+
-   | Copyright (c) 1997-2016 The PHP Group                                |
+   | Copyright (c) 1997-2017 The PHP Group                                |
    +----------------------------------------------------------------------+
    | This source file is subject to version 3.01 of the PHP license,      |
    | that is bundled with this package in the file LICENSE, and is        |