diff --git a/src/core/json/json_reader.c b/src/core/json/json_reader.c
index 9a97826287ec8765255bc9a2e9ea87ce9af73924..f7095a53e27527aabc6d6cc79166508165ebeabb 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 54ac59e0568554bd7f725aca111749468fd28abe..a487d23ba0bda29e89f6ced1fb67d131e9101690 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 0cc4b602396f780b05cdce10b2837e93683a0215..df719afd99ef1101e5afc03d4328d2045795f2db 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 035265a6be55155e27ebcd4185d30d1cda6af479..cbd96a75fe211de9c79acf5254b7a6ca3251af90 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