diff --git a/src/core/json/json_reader.c b/src/core/json/json_reader.c
index 9a97826287e..f7095a53e27 100644
--- a/src/core/json/json_reader.c
+++ b/src/core/json/json_reader.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
diff --git a/src/core/transport/chttp2/hpack_table.c b/src/core/transport/chttp2/hpack_table.c
index 54ac59e0568..a487d23ba0b 100644
--- a/src/core/transport/chttp2/hpack_table.c
+++ b/src/core/transport/chttp2/hpack_table.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
diff --git a/src/proto/grpc/testing/metrics.proto b/src/proto/grpc/testing/metrics.proto
index 0cc4b602396..df719afd99e 100644
--- a/src/proto/grpc/testing/metrics.proto
+++ b/src/proto/grpc/testing/metrics.proto
@@ -1,4 +1,4 @@
-// Copyright 2015, Google Inc.
+// Copyright 2015-2016, Google Inc.
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
diff --git a/test/core/json/json_test.c b/test/core/json/json_test.c
index 035265a6be5..cbd96a75fe2 100644
--- a/test/core/json/json_test.c
+++ b/test/core/json/json_test.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