diff --git a/xml/cl.xml b/xml/cl.xml
index e07843004..443d4cb48 100644
--- a/xml/cl.xml
+++ b/xml/cl.xml
@@ -580,6 +580,7 @@ server's OpenCL/api-docs repository.
         <enum value="-70"           name="CL_INVALID_DEVICE_QUEUE"/>
         <enum value="-71"           name="CL_INVALID_SPEC_ID"/>
         <enum value="-72"           name="CL_MAX_SIZE_RESTRICTION_EXCEEDED"/>
+        <enum value="-9999"         name="CL_KERNEL_EXECUTION_ERROR_NV"/>
             <unused start="-73" end="-999" comment="Reserved for Khronos"/>
     </enums>
 
@@ -4465,6 +4466,7 @@ server's OpenCL/api-docs repository.
             <enum name="CL_INVALID_BUFFER_SIZE"/>
             <enum name="CL_INVALID_MIP_LEVEL"/>
             <enum name="CL_INVALID_GLOBAL_WORK_SIZE"/>
+            <enum name="CL_KERNEL_EXECUTION_ERROR_NV"/>
         </require>
         <require comment="cl_bool">
             <enum name="CL_FALSE"/>