diff --git a/include/portblas_helper.h b/include/portblas_helper.h
index a07ba745a..9171fcb7c 100644
--- a/include/portblas_helper.h
+++ b/include/portblas_helper.h
@@ -223,8 +223,8 @@ inline cl::sycl::event fill(cl::sycl::queue q, element_t *buff, element_t value,
 template <typename sb_handle_t, typename containerT>
 inline bool is_malloc_shared(sb_handle_t &sb_handle, const containerT _rs) {
   if constexpr (std::is_pointer_v<containerT>) {
-    return sycl::usm::alloc::shared ==
-           sycl::get_pointer_type(_rs, sb_handle.get_queue().get_context());
+    return cl::sycl::usm::alloc::shared ==
+           cl::sycl::get_pointer_type(_rs, sb_handle.get_queue().get_context());
   } else {
     return false;
   }
diff --git a/src/operations/blas1_trees.hpp b/src/operations/blas1_trees.hpp
index 1baf75bfb..25b9b1dc1 100644
--- a/src/operations/blas1_trees.hpp
+++ b/src/operations/blas1_trees.hpp
@@ -448,7 +448,7 @@ PORTBLAS_INLINE bool TupleOp<rhs_t>::valid_thread(
 template <typename rhs_t>
 PORTBLAS_INLINE typename TupleOp<rhs_t>::value_t TupleOp<rhs_t>::eval(
     typename TupleOp<rhs_t>::index_t i) {
-  return TupleOp<rhs_t>::value_t(i, cl::sycl::abs(rhs_.eval(i)));
+  return TupleOp<rhs_t>::value_t(i, cl::sycl::fabs(rhs_.eval(i)));
 }
 
 template <typename rhs_t>