diff --git a/api/cl_khr_external_memory_win32.asciidoc b/api/cl_khr_external_memory_win32.asciidoc
index 005c9278..57d01246 100644
--- a/api/cl_khr_external_memory_win32.asciidoc
+++ b/api/cl_khr_external_memory_win32.asciidoc
@@ -40,6 +40,7 @@ image memory object.
   * {cl_external_memory_handle_type_khr_TYPE}
   ** {CL_EXTERNAL_MEMORY_HANDLE_OPAQUE_WIN32_KHR}
   ** {CL_EXTERNAL_MEMORY_HANDLE_OPAQUE_WIN32_KMT_KHR}
+  ** {CL_EXTERNAL_MEMORY_HANDLE_OPAQUE_WIN32_NAME_KHR}
 
 === Version History
 
diff --git a/api/opencl_runtime_layer.asciidoc b/api/opencl_runtime_layer.asciidoc
index bfa16ffd..0c499514 100644
--- a/api/opencl_runtime_layer.asciidoc
+++ b/api/opencl_runtime_layer.asciidoc
@@ -5619,6 +5619,14 @@ buffer or an image memory object from an external handle:
     represented by its memory object, and will therefore become invalid when
     all memory objects associated with it are destroyed.
 endif::cl_khr_external_memory_win32[]
+  * {CL_EXTERNAL_MEMORY_HANDLE_OPAQUE_WIN32_NAME_KHR_anchor} specifies an NT handle name that
+    has only limited valid usage outside of OpenCL and other compatible
+    APIs.
+    It must be compatible with the functions `DuplicateHandle`,
+    `CloseHandle`, `CompareObjectHandles`, `GetHandleInformation`, and
+    `SetHandleInformation`.
+    It owns a reference to the underlying memory resource represented by its
+    memory object.
 
 For these extensions, importing memory object payloads from Windows handles
 does not transfer ownership of the handle to the OpenCL implementation.
@@ -13127,6 +13135,13 @@ a semaphore from an external handle:
     It does not own a reference to the underlying synchronization primitive
     represented by its semaphore object, and will therefore become invalid
     when all semaphore objects associated with it are destroyed.
+  * {CL_SEMAPHORE_HANDLE_OPAQUE_WIN32_NAME_KHR} specifies an NT handle name that has
+    only limited valid usage outside of OpenCL and other compatible APIs.
+    It must be compatible with the functions `DuplicateHandle`,
+    `CloseHandle`, `CompareObjectHandles`, `GetHandleInformation`, and
+    `SetHandleInformation`.
+    It owns a reference to the underlying synchronization primitive
+    represented by its semaphore object.
 
 endif::cl_khr_external_semaphore_win32[]
 
@@ -13146,6 +13161,10 @@ include::{generated}/api/version-notes/CL_SEMAPHORE_HANDLE_OPAQUE_WIN32_KHR.asci
 include::{generated}/api/version-notes/CL_SEMAPHORE_HANDLE_OPAQUE_WIN32_KMT_KHR.asciidoc[]
   | Reference
     | Temporary, Permanent
+
+include::{generated}/api/version-notes/CL_SEMAPHORE_HANDLE_OPAQUE_WIN32_NAME_KHR.asciidoc[]
+  | Reference
+    | Temporary, Permanent
 endif::cl_khr_external_semaphore_win32[]
 |====
 
diff --git a/xml/cl.xml b/xml/cl.xml
index 7700355a..61dac57d 100644
--- a/xml/cl.xml
+++ b/xml/cl.xml
@@ -1894,7 +1894,9 @@ server's OpenCL/api-docs repository.
         <enum value="0x2062"        name="CL_EXTERNAL_MEMORY_HANDLE_OPAQUE_WIN32_KMT_KHR"/>
             <unused start="0x2063" end="0x2066" comment="Reserved to Khronos for interop"/>
         <enum value="0x2067"        name="CL_EXTERNAL_MEMORY_HANDLE_DMA_BUF_KHR"/>
-            <unused start="0x2068" end="0x2FFF" comment="Reserved to Khronos for interop"/>
+        <enum value="0x2068"        name="CL_SEMAPHORE_HANDLE_OPAQUE_WIN32_NAME_KHR"/>
+        <enum value="0x2069"        name="CL_EXTERNAL_MEMORY_HANDLE_OPAQUE_WIN32_NAME_KHR"/>
+            <unused start="0x206A" end="0x2FFF" comment="Reserved to Khronos for interop"/>
     </enums>
 
     <enums start="0x3000" end="0x3FFF" name="enums.3000" vendor="Khronos" comment="Platform IDs. Allocate individually.">