diff --git a/library/include/ck/library/reference_tensor_operation/cpu/reference_gemm.hpp b/library/include/ck/library/reference_tensor_operation/cpu/reference_gemm.hpp
index 715b429ea1..bae43971d3 100644
--- a/library/include/ck/library/reference_tensor_operation/cpu/reference_gemm.hpp
+++ b/library/include/ck/library/reference_tensor_operation/cpu/reference_gemm.hpp
@@ -108,10 +108,10 @@ struct ReferenceGemm : public device::BaseOperator
                     {
                         if(k % 2 == 1)
                             v_b = type_convert<ComputeTypeB>(
-                                f4_t{arg.b_k_n_(k, n).template unpack<>(Number<1>{})});
+                                f4_t(arg.b_k_n_(k, n).template unpack<>(Number<1>{})));
                         else
                             v_b = type_convert<ComputeTypeB>(
-                                f4_t{arg.b_k_n_(k, n).template unpack<>(Number<0>{})});
+                                f4_t(arg.b_k_n_(k, n).template unpack<>(Number<0>{})));
                     }
                     else
                     {