diff --git a/sycl/plugins/level_zero/CMakeLists.txt b/sycl/plugins/level_zero/CMakeLists.txt
index bc75ae3ecee9c..b7e89af870b48 100755
--- a/sycl/plugins/level_zero/CMakeLists.txt
+++ b/sycl/plugins/level_zero/CMakeLists.txt
@@ -23,7 +23,7 @@ if (NOT DEFINED L0_LIBRARY OR NOT DEFINED L0_INCLUDE_DIR)
   endif()
   ExternalProject_Add(l0-loader
     GIT_REPOSITORY    https://github.com/oneapi-src/level-zero.git
-    GIT_TAG           origin/master
+    GIT_TAG           v0.91.21
     UPDATE_DISCONNECTED ${SYCL_EP_L0_LOADER_SKIP_AUTO_UPDATE}
     SOURCE_DIR        ${L0_LOADER_SOURCE_DIR}
     BINARY_DIR        "${CMAKE_CURRENT_BINARY_DIR}/l0_loader_build"
diff --git a/sycl/test/basic_tests/handler/handler_set_args.cpp b/sycl/test/basic_tests/handler/handler_set_args.cpp
index dcb613ec33627..6e15ecc6fa836 100644
--- a/sycl/test/basic_tests/handler/handler_set_args.cpp
+++ b/sycl/test/basic_tests/handler/handler_set_args.cpp
@@ -22,7 +22,7 @@ using AccessorT = cl::sycl::accessor<int, 1, cl::sycl::access::mode::read_write,
 struct SingleTaskFunctor {
   SingleTaskFunctor(AccessorT acc) : MAcc(acc) {}
 
-  void operator()() { MAcc[0] = 10; }
+  void operator()() const { MAcc[0] = 10; }
 
   AccessorT MAcc;
 };
@@ -30,7 +30,7 @@ struct SingleTaskFunctor {
 template <bool useOffset> struct ParallelForRangeIdFunctor {
   ParallelForRangeIdFunctor(AccessorT acc) : MAcc(acc) {}
 
-  void operator()(cl::sycl::id<1> id) { MAcc[0] = 10; }
+  void operator()(cl::sycl::id<1> id) const { MAcc[0] = 10; }
 
   AccessorT MAcc;
 };
@@ -38,7 +38,7 @@ template <bool useOffset> struct ParallelForRangeIdFunctor {
 template <bool useOffset> struct ParallelForRangeItemFunctor {
   ParallelForRangeItemFunctor(AccessorT acc) : MAcc(acc) {}
 
-  void operator()(cl::sycl::item<1> item) { MAcc[0] = 10; }
+  void operator()(cl::sycl::item<1> item) const { MAcc[0] = 10; }
 
   AccessorT MAcc;
 };
@@ -46,7 +46,7 @@ template <bool useOffset> struct ParallelForRangeItemFunctor {
 struct ParallelForNdRangeFunctor {
   ParallelForNdRangeFunctor(AccessorT acc) : MAcc(acc) {}
 
-  void operator()(cl::sycl::nd_item<1> ndItem) { MAcc[0] = 10; }
+  void operator()(cl::sycl::nd_item<1> ndItem) const { MAcc[0] = 10; }
 
   AccessorT MAcc;
 };