diff --git a/Grid/threads/Accelerator.cc b/Grid/threads/Accelerator.cc
index fa11dd5f..74d1f585 100644
--- a/Grid/threads/Accelerator.cc
+++ b/Grid/threads/Accelerator.cc
@@ -202,13 +202,13 @@ void acceleratorInit(void)
 
 #ifdef GRID_SYCL
 
-cl::sycl::queue *theGridAccelerator;
-cl::sycl::queue *theCopyAccelerator;
+sycl::queue *theGridAccelerator;
+sycl::queue *theCopyAccelerator;
 void acceleratorInit(void)
 {
   int nDevices = 1;
-  //  cl::sycl::gpu_selector selector;
-  //  cl::sycl::device selectedDevice { selector };
+  //  sycl::gpu_selector selector;
+  //  sycl::device selectedDevice { selector };
   theGridAccelerator = new sycl::queue (sycl::gpu_selector_v);
   theCopyAccelerator = new sycl::queue (sycl::gpu_selector_v);
   //  theCopyAccelerator = theGridAccelerator; // Should proceed concurrenlty anyway.
@@ -242,14 +242,14 @@ void acceleratorInit(void)
   gethostname(hostname, HOST_NAME_MAX+1);
   if ( rank==0 ) printf(" acceleratorInit world_rank %d is host %s \n",world_rank,hostname);
 
-  auto devices = cl::sycl::device::get_devices();
+  auto devices = sycl::device::get_devices();
   for(int d = 0;d<devices.size();d++){
 
 #define GPU_PROP_STR(prop) \
-    printf("AcceleratorSyclInit:   " #prop ": %s \n",devices[d].get_info<cl::sycl::info::device::prop>().c_str());
+    printf("AcceleratorSyclInit:   " #prop ": %s \n",devices[d].get_info<sycl::info::device::prop>().c_str());
 
 #define GPU_PROP_FMT(prop,FMT) \
-    printf("AcceleratorSyclInit:   " #prop ": " FMT" \n",devices[d].get_info<cl::sycl::info::device::prop>());
+    printf("AcceleratorSyclInit:   " #prop ": " FMT" \n",devices[d].get_info<sycl::info::device::prop>());
 
 #define GPU_PROP(prop)             GPU_PROP_FMT(prop,"%ld");
     if ( world_rank == 0) {
diff --git a/Grid/threads/Accelerator.h b/Grid/threads/Accelerator.h
index 1cb56ddd..e37b5fb7 100644
--- a/Grid/threads/Accelerator.h
+++ b/Grid/threads/Accelerator.h
@@ -302,7 +302,7 @@ NAMESPACE_END(Grid);
 
 // Force deterministic reductions
 #define SYCL_REDUCTION_DETERMINISTIC
-#include <sycl/CL/sycl.hpp>
+#include <sycl/sycl.hpp>
 #include <sycl/usm.hpp>
 #include <level_zero/ze_api.h>
 #include <sycl/ext/oneapi/backend/level_zero.hpp>
@@ -314,8 +314,8 @@ inline void acceleratorMem(void)
   std::cout <<" SYCL acceleratorMem not implemented"<<std::endl;
 }
 
-extern cl::sycl::queue *theGridAccelerator;
-extern cl::sycl::queue *theCopyAccelerator;
+extern sycl::queue *theGridAccelerator;
+extern sycl::queue *theCopyAccelerator;
 
 #ifdef __SYCL_DEVICE_ONLY__
 #define GRID_SIMT
@@ -326,24 +326,24 @@ extern cl::sycl::queue *theCopyAccelerator;
 
 accelerator_inline int acceleratorSIMTlane(int Nsimd) {
 #ifdef GRID_SIMT
- return __spirv::initLocalInvocationId<3, cl::sycl::id<3>>()[2]; 
+ return __spirv::initLocalInvocationId<3, sycl::id<3>>()[2]; 
 #else
  return 0;
 #endif
 } // SYCL specific
 
 #define accelerator_for2dNB( iter1, num1, iter2, num2, nsimd, ... )	\
-  theGridAccelerator->submit([&](cl::sycl::handler &cgh) {		\
+  theGridAccelerator->submit([&](sycl::handler &cgh) {		\
     unsigned long nt=acceleratorThreads();				\
     if(nt < 8)nt=8;							\
     unsigned long unum1 = num1;						\
     unsigned long unum2 = num2;						\
     unsigned long unum1_divisible_by_nt = ((unum1 + nt - 1) / nt) * nt;	\
-    cl::sycl::range<3> local {nt,1,nsimd};				\
-    cl::sycl::range<3> global{unum1_divisible_by_nt,unum2,nsimd};	\
+    sycl::range<3> local {nt,1,nsimd};				\
+    sycl::range<3> global{unum1_divisible_by_nt,unum2,nsimd};	\
     cgh.parallel_for(							\
-		     cl::sycl::nd_range<3>(global,local),		\
-		     [=] (cl::sycl::nd_item<3> item) /*mutable*/	\
+		     sycl::nd_range<3>(global,local),			\
+		     [=] (sycl::nd_item<3> item) /*mutable*/		\
 		     [[intel::reqd_sub_group_size(16)]]			\
 		     {							\
 		       auto iter1    = item.get_global_id(0);		\
@@ -369,8 +369,8 @@ inline void acceleratorMemSet(void *base,int value,size_t bytes) { theCopyAccele
 inline int  acceleratorIsCommunicable(void *ptr)
 {
 #if 0
-  auto uvm = cl::sycl::usm::get_pointer_type(ptr, theGridAccelerator->get_context());
-  if ( uvm = cl::sycl::usm::alloc::shared ) return 1;
+  auto uvm = sycl::usm::get_pointer_type(ptr, theGridAccelerator->get_context());
+  if ( uvm = sycl::usm::alloc::shared ) return 1;
   else return 0;
 #endif
   return 1;