diff --git a/opencl/khronos/headers/opencl1.2/CL/cl.hpp b/opencl/khronos/headers/opencl1.2/CL/cl.hpp
index 3407b6e11e..3ea724593b 100644
--- a/opencl/khronos/headers/opencl1.2/CL/cl.hpp
+++ b/opencl/khronos/headers/opencl1.2/CL/cl.hpp
@@ -1,4 +1,7 @@
-/* Modifications Copyright (C) 2010-2022 Advanced Micro Devices, Inc. */
+/* Modifications Copyright(C)[2021-2022] Advanced Micro Devices, Inc.
+ * All rights reserved.
+ * */
+
 /*******************************************************************************
  * Copyright (c) 2008-2015 The Khronos Group Inc.
  *
diff --git a/opencl/khronos/headers/opencl2.0/CL/cl.hpp b/opencl/khronos/headers/opencl2.0/CL/cl.hpp
index 3407b6e11e..3ea724593b 100644
--- a/opencl/khronos/headers/opencl2.0/CL/cl.hpp
+++ b/opencl/khronos/headers/opencl2.0/CL/cl.hpp
@@ -1,4 +1,7 @@
-/* Modifications Copyright (C) 2010-2022 Advanced Micro Devices, Inc. */
+/* Modifications Copyright(C)[2021-2022] Advanced Micro Devices, Inc.
+ * All rights reserved.
+ * */
+
 /*******************************************************************************
  * Copyright (c) 2008-2015 The Khronos Group Inc.
  *
diff --git a/opencl/khronos/headers/opencl2.0/CL/cl2.hpp b/opencl/khronos/headers/opencl2.0/CL/cl2.hpp
index 18ac0a935d..4d9ca2363a 100644
--- a/opencl/khronos/headers/opencl2.0/CL/cl2.hpp
+++ b/opencl/khronos/headers/opencl2.0/CL/cl2.hpp
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C)[2021-2022] Advanced Micro Devices, Inc.
+ * All rights reserved.
+ * */
+
 /*******************************************************************************
  * Copyright (c) 2008-2016 The Khronos Group Inc.
  *
diff --git a/opencl/khronos/headers/opencl2.1/CL/cl.hpp b/opencl/khronos/headers/opencl2.1/CL/cl.hpp
index 3407b6e11e..3ea724593b 100644
--- a/opencl/khronos/headers/opencl2.1/CL/cl.hpp
+++ b/opencl/khronos/headers/opencl2.1/CL/cl.hpp
@@ -1,4 +1,7 @@
-/* Modifications Copyright (C) 2010-2022 Advanced Micro Devices, Inc. */
+/* Modifications Copyright(C)[2021-2022] Advanced Micro Devices, Inc.
+ * All rights reserved.
+ * */
+
 /*******************************************************************************
  * Copyright (c) 2008-2015 The Khronos Group Inc.
  *
diff --git a/opencl/khronos/headers/opencl2.1/CL/cl2.hpp b/opencl/khronos/headers/opencl2.1/CL/cl2.hpp
index 18ac0a935d..4d9ca2363a 100644
--- a/opencl/khronos/headers/opencl2.1/CL/cl2.hpp
+++ b/opencl/khronos/headers/opencl2.1/CL/cl2.hpp
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C)[2021-2022] Advanced Micro Devices, Inc.
+ * All rights reserved.
+ * */
+
 /*******************************************************************************
  * Copyright (c) 2008-2016 The Khronos Group Inc.
  *
diff --git a/opencl/khronos/headers/opencl2.2/CL/cl.hpp b/opencl/khronos/headers/opencl2.2/CL/cl.hpp
index e09743ff49..48f9d1c6aa 100644
--- a/opencl/khronos/headers/opencl2.2/CL/cl.hpp
+++ b/opencl/khronos/headers/opencl2.2/CL/cl.hpp
@@ -1,4 +1,7 @@
-/* Modifications Copyright (C) 2010-2022 Advanced Micro Devices, Inc. */
+/* Modifications Copyright(C)[2021-2022] Advanced Micro Devices, Inc.
+ * All rights reserved.
+ * */
+
 /*******************************************************************************
  * Copyright (c) 2008-2015 The Khronos Group Inc.
  *
diff --git a/opencl/khronos/headers/opencl2.2/CL/cl2.hpp b/opencl/khronos/headers/opencl2.2/CL/cl2.hpp
index 4210dc739e..f330549d19 100644
--- a/opencl/khronos/headers/opencl2.2/CL/cl2.hpp
+++ b/opencl/khronos/headers/opencl2.2/CL/cl2.hpp
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C)[2021-2022] Advanced Micro Devices, Inc.
+ * All rights reserved.
+ * */
+
 /*******************************************************************************
  * Copyright (c) 2008-2016 The Khronos Group Inc.
  *