diff --git a/src/core/surface/alarm.c b/src/core/surface/alarm.c
index 22d5f2c7a0e0a133a2970abbdb6a2cfd108474b0..d753023ca9c8a7409cfdc044328c21673729114f 100644
--- a/src/core/surface/alarm.c
+++ b/src/core/surface/alarm.c
@@ -1,6 +1,6 @@
 /*
  *
- * Copyright 2015, Google Inc.
+ * Copyright 2015-2016, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without