diff --git a/src/interface/blas1/backend/amd_gpu.hpp b/src/interface/blas1/backend/amd_gpu.hpp
index 553b4e1d9..37a671c9a 100644
--- a/src/interface/blas1/backend/amd_gpu.hpp
+++ b/src/interface/blas1/backend/amd_gpu.hpp
@@ -35,13 +35,13 @@ typename sb_handle_t::event_t _asum(sb_handle_t &sb_handle, index_t _N,
                                     container_0_t _vx, increment_t _incx,
                                     container_1_t _rs) {
   if (_N < (1 << 18)) {
-    constexpr auto localSize = 1024ul;
+    constexpr auto localSize = 1024;
     const auto blocks = (_N + localSize - 1) / localSize;
     return blas::internal::_asum_impl<localSize, 32>(sb_handle, _N, _vx, _incx,
                                                      _rs, blocks);
   } else {
-    constexpr auto localSize = 512ul;
-    constexpr auto blocks = 256ul;
+    constexpr auto localSize = 512;
+    constexpr auto blocks = 256;
     return blas::internal::_asum_impl<localSize, 32>(sb_handle, _N, _vx, _incx,
                                                      _rs, blocks);
   }
diff --git a/src/operations/blas1/asum.hpp b/src/operations/blas1/asum.hpp
index e9f83db8f..4a09a4049 100644
--- a/src/operations/blas1/asum.hpp
+++ b/src/operations/blas1/asum.hpp
@@ -31,10 +31,6 @@
 
 namespace blas {
 
-/*! Asum.
- * @brief Implements the reduction operation for assignments
- * (in the form y = x) with y a scalar and x a subexpression tree.
- */
 template <typename lhs_t, typename rhs_t>
 Asum<lhs_t, rhs_t>::Asum(lhs_t &_l, rhs_t &_r) : lhs_(_l), rhs_(_r){};
 
diff --git a/test/unittest/CMakeLists.txt b/test/unittest/CMakeLists.txt
index 9022d141b..f0a6def8a 100644
--- a/test/unittest/CMakeLists.txt
+++ b/test/unittest/CMakeLists.txt
@@ -30,6 +30,7 @@ include_directories(${PORTBLAS_TEST} ${BLAS_INCLUDE_DIRS})
 # compiling tests
 set(SYCL_UNITTEST_SRCS
   # Blas 1 tests
+  ${PORTBLAS_UNITTEST}/blas1/blas1_asum_test.cpp
   ${PORTBLAS_UNITTEST}/blas1/blas1_axpy_test.cpp
   ${PORTBLAS_UNITTEST}/blas1/blas1_copy_test.cpp
   ${PORTBLAS_UNITTEST}/blas1/blas1_scal_test.cpp
@@ -81,7 +82,6 @@ if(is_computecpp)
   set(SYCL_UNITTEST_SRCS ${SYCL_UNITTEST_SRCS}
     # Blas 1 tests
     ${PORTBLAS_UNITTEST}/blas1/blas1_swap_test.cpp
-    ${PORTBLAS_UNITTEST}/blas1/blas1_asum_test.cpp
     ${PORTBLAS_UNITTEST}/blas1/blas1_dot_test.cpp
     ${PORTBLAS_UNITTEST}/blas1/blas1_nrm2_test.cpp
     ${PORTBLAS_UNITTEST}/blas1/blas1_iamax_test.cpp
diff --git a/test/unittest/blas1/blas1_asum_test.cpp b/test/unittest/blas1/blas1_asum_test.cpp
index 5fc3d74ac..088126002 100644
--- a/test/unittest/blas1/blas1_asum_test.cpp
+++ b/test/unittest/blas1/blas1_asum_test.cpp
@@ -26,14 +26,15 @@
 #include "blas_test.hpp"
 
 template <typename scalar_t>
-using combination_t = std::tuple<api_type, int, int>;
+using combination_t = std::tuple<api_type, int, int, scalar_t>;
 
 template <typename scalar_t>
 void run_test(const combination_t<scalar_t> combi) {
   api_type api;
   index_t size;
   index_t incX;
-  std::tie(api, size, incX) = combi;
+  scalar_t unused;
+  std::tie(api, size, incX, unused) = combi;
 
   // Input vector
   std::vector<scalar_t> x_v(size * incX);
@@ -77,15 +78,17 @@ const auto combi = ::testing::Combine(::testing::Values(api_type::async,
                                                         api_type::sync),  // Api
                                       ::testing::Values(11, 65, 10000,
                                                         1002400),  // size
-                                      ::testing::Values(1, 4)      // incX
-);
+                                      ::testing::Values(1, 4),     // incX
+                                      ::testing::Values(1.0));
+
 
 template <class T>
 static std::string generate_name(
     const ::testing::TestParamInfo<combination_t<T>>& info) {
   api_type api;
   int size, incX;
-  BLAS_GENERATE_NAME(info.param, api, size, incX);
+  T unused;
+  BLAS_GENERATE_NAME(info.param, api, size, incX, unused);
 }
 
 BLAS_REGISTER_TEST_ALL(Asum, combination_t, combi, generate_name);