diff --git a/opencl/khronos/icd/loader/icd.c b/opencl/khronos/icd/loader/icd.c
index 7e0a6118de..f3477b0541 100644
--- a/opencl/khronos/icd/loader/icd.c
+++ b/opencl/khronos/icd/loader/icd.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 /*
  * Copyright (c) 2016-2019 The Khronos Group Inc.
  *
diff --git a/opencl/khronos/icd/loader/icd_dispatch.c b/opencl/khronos/icd/loader/icd_dispatch.c
index d37a1738bd..668ba00be4 100644
--- a/opencl/khronos/icd/loader/icd_dispatch.c
+++ b/opencl/khronos/icd/loader/icd_dispatch.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 /*
  * Copyright (c) 2012-2019 The Khronos Group Inc.
  *
diff --git a/opencl/khronos/icd/loader/linux/icd_linux.c b/opencl/khronos/icd/loader/linux/icd_linux.c
index 14b471329e..98d744cba1 100644
--- a/opencl/khronos/icd/loader/linux/icd_linux.c
+++ b/opencl/khronos/icd/loader/linux/icd_linux.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 /*
  * Copyright (c) 2016-2019 The Khronos Group Inc.
  *
diff --git a/opencl/khronos/icd/loader/windows/icd_windows.c b/opencl/khronos/icd/loader/windows/icd_windows.c
index 817b50ca2e..1c1c4ad970 100644
--- a/opencl/khronos/icd/loader/windows/icd_windows.c
+++ b/opencl/khronos/icd/loader/windows/icd_windows.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 /*
  * Copyright (c) 2016-2019 The Khronos Group Inc.
  *
diff --git a/opencl/khronos/icd/test/driver_stub/cl.c b/opencl/khronos/icd/test/driver_stub/cl.c
index 5e6ee92d5e..b280d04d7e 100644
--- a/opencl/khronos/icd/test/driver_stub/cl.c
+++ b/opencl/khronos/icd/test/driver_stub/cl.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
diff --git a/opencl/khronos/icd/test/driver_stub/cl_ext.c b/opencl/khronos/icd/test/driver_stub/cl_ext.c
index a979b37a3b..1363c469fc 100644
--- a/opencl/khronos/icd/test/driver_stub/cl_ext.c
+++ b/opencl/khronos/icd/test/driver_stub/cl_ext.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #include <string.h>
 
 #define CL_USE_DEPRECATED_OPENCL_1_1_APIS
diff --git a/opencl/khronos/icd/test/driver_stub/cl_gl.c b/opencl/khronos/icd/test/driver_stub/cl_gl.c
index aa8fd5ad35..c69b015645 100644
--- a/opencl/khronos/icd/test/driver_stub/cl_gl.c
+++ b/opencl/khronos/icd/test/driver_stub/cl_gl.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #include <CL/cl_gl.h>
 #include <CL/cl_gl_ext.h>
 #include <platform/icd_test_log.h>
diff --git a/opencl/khronos/icd/test/driver_stub/icd.c b/opencl/khronos/icd/test/driver_stub/icd.c
index 760a88790b..faa5b46ca1 100644
--- a/opencl/khronos/icd/test/driver_stub/icd.c
+++ b/opencl/khronos/icd/test/driver_stub/icd.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
diff --git a/opencl/khronos/icd/test/loader_test/main.c b/opencl/khronos/icd/test/loader_test/main.c
index 373e745fb3..70f65151b8 100644
--- a/opencl/khronos/icd/test/loader_test/main.c
+++ b/opencl/khronos/icd/test/loader_test/main.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #include<stdio.h>
 #include<CL/cl.h>
 #include<platform/icd_test_log.h>
diff --git a/opencl/khronos/icd/test/loader_test/test_cl_runtime.c b/opencl/khronos/icd/test/loader_test/test_cl_runtime.c
index c2bec977e7..899d39e922 100644
--- a/opencl/khronos/icd/test/loader_test/test_cl_runtime.c
+++ b/opencl/khronos/icd/test/loader_test/test_cl_runtime.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #include <CL/cl.h>
 #include "param_struct.h"
 #include <platform/icd_test_log.h>
diff --git a/opencl/khronos/icd/test/loader_test/test_clgl.c b/opencl/khronos/icd/test/loader_test/test_clgl.c
index 2003f4f4a3..10a4482423 100644
--- a/opencl/khronos/icd/test/loader_test/test_clgl.c
+++ b/opencl/khronos/icd/test/loader_test/test_clgl.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #define CL_USE_DEPRECATED_OPENCL_1_0_APIS
 #define CL_USE_DEPRECATED_OPENCL_1_1_APIS
 
diff --git a/opencl/khronos/icd/test/loader_test/test_create_calls.c b/opencl/khronos/icd/test/loader_test/test_create_calls.c
index 70be66d5e1..2c30f4b948 100644
--- a/opencl/khronos/icd/test/loader_test/test_create_calls.c
+++ b/opencl/khronos/icd/test/loader_test/test_create_calls.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #include <string.h>
 #include <stdlib.h>
 
diff --git a/opencl/khronos/icd/test/loader_test/test_image_objects.c b/opencl/khronos/icd/test/loader_test/test_image_objects.c
index 4c8b278701..a4d427b2e2 100644
--- a/opencl/khronos/icd/test/loader_test/test_image_objects.c
+++ b/opencl/khronos/icd/test/loader_test/test_image_objects.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #include <stdlib.h>
 
 #include <CL/cl.h>
diff --git a/opencl/khronos/icd/test/loader_test/test_kernel.c b/opencl/khronos/icd/test/loader_test/test_kernel.c
index 1453e3f878..8bdb77c943 100644
--- a/opencl/khronos/icd/test/loader_test/test_kernel.c
+++ b/opencl/khronos/icd/test/loader_test/test_kernel.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #ifndef CL_USE_DEPRECATED_OPENCL_1_1_APIS
 #define CL_USE_DEPRECATED_OPENCL_1_1_APIS
 #endif
diff --git a/opencl/khronos/icd/test/loader_test/test_platforms.c b/opencl/khronos/icd/test/loader_test/test_platforms.c
index 13d8dd8326..c4d3c70b8a 100644
--- a/opencl/khronos/icd/test/loader_test/test_platforms.c
+++ b/opencl/khronos/icd/test/loader_test/test_platforms.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #include <CL/cl.h>
 #include "param_struct.h"
 #include <platform/icd_test_log.h>
diff --git a/opencl/khronos/icd/test/loader_test/test_program_objects.c b/opencl/khronos/icd/test/loader_test/test_program_objects.c
index b5b0955728..fa788b2fa7 100644
--- a/opencl/khronos/icd/test/loader_test/test_program_objects.c
+++ b/opencl/khronos/icd/test/loader_test/test_program_objects.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #include <CL/cl.h>
 #include "param_struct.h"
 #include <platform/icd_test_log.h>
diff --git a/opencl/khronos/icd/test/loader_test/test_sampler_objects.c b/opencl/khronos/icd/test/loader_test/test_sampler_objects.c
index 81db173734..813be48293 100644
--- a/opencl/khronos/icd/test/loader_test/test_sampler_objects.c
+++ b/opencl/khronos/icd/test/loader_test/test_sampler_objects.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #include <CL/cl.h>
 #include "param_struct.h"
 #include <platform/icd_test_log.h>
diff --git a/opencl/khronos/icd/test/log/icd_test_log.c b/opencl/khronos/icd/test/log/icd_test_log.c
index cac0c1d064..3ab14b6a63 100644
--- a/opencl/khronos/icd/test/log/icd_test_log.c
+++ b/opencl/khronos/icd/test/log/icd_test_log.c
@@ -1,3 +1,7 @@
+/* Modifications Copyright(C) 2022 Advanced Micro Devices, Inc.
+ * All rights reserved.
+ */
+
 #include<sys/stat.h>
 #include<stdlib.h>
 #include<stdio.h>