diff --git a/tools/jenkins/build_interop_stress_image.sh b/tools/jenkins/build_interop_stress_image.sh
index 6b22dce6c02..395eaa32d9b 100755
--- a/tools/jenkins/build_interop_stress_image.sh
+++ b/tools/jenkins/build_interop_stress_image.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-# 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/tools/jenkins/grpc_interop_stress_cxx/Dockerfile b/tools/jenkins/grpc_interop_stress_cxx/Dockerfile
index 1fa19075330..58a8c32e344 100644
--- a/tools/jenkins/grpc_interop_stress_cxx/Dockerfile
+++ b/tools/jenkins/grpc_interop_stress_cxx/Dockerfile
@@ -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/tools/jenkins/grpc_interop_stress_cxx/build_interop_stress.sh b/tools/jenkins/grpc_interop_stress_cxx/build_interop_stress.sh
index 01f9a9c02e7..6ed3ccb3fa0 100755
--- a/tools/jenkins/grpc_interop_stress_cxx/build_interop_stress.sh
+++ b/tools/jenkins/grpc_interop_stress_cxx/build_interop_stress.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-# 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/tools/jenkins/run_interop_stress.sh b/tools/jenkins/run_interop_stress.sh
index 22d81db8bcd..8166f34e055 100755
--- a/tools/jenkins/run_interop_stress.sh
+++ b/tools/jenkins/run_interop_stress.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# 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/tools/run_tests/run_stress_tests.py b/tools/run_tests/run_stress_tests.py
index b01a07af901..193ff2e53a3 100755
--- a/tools/run_tests/run_stress_tests.py
+++ b/tools/run_tests/run_stress_tests.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python
-# Copyright 2015, Google Inc.
+# Copyright 2015-2016, Google Inc.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without