diff --git a/src/backends/reference/workloads/RefConvertFp32ToFp16Workload.cpp b/src/backends/reference/workloads/RefConvertFp32ToFp16Workload.cpp
index c68960f..be13458 100644
--- a/src/backends/reference/workloads/RefConvertFp32ToFp16Workload.cpp
+++ b/src/backends/reference/workloads/RefConvertFp32ToFp16Workload.cpp
@@ -16,13 +16,24 @@
 
 void RefConvertFp32ToFp16Workload::Execute() const
 {
+    Execute(m_Data.m_Inputs, m_Data.m_Outputs);
+}
+
+void RefConvertFp32ToFp16Workload::ExecuteAsync(WorkingMemDescriptor &workingMemDescriptor)
+{
+    Execute(workingMemDescriptor.m_Inputs, workingMemDescriptor.m_Outputs);
+}
+
+void RefConvertFp32ToFp16Workload::Execute(std::vector<ITensorHandle*> inputs,
+                                           std::vector<ITensorHandle*> outputs) const
+{
     ARMNN_SCOPED_PROFILING_EVENT(Compute::CpuRef, "RefConvertFp32ToFp16Workload_Execute");
 
-    const float* const input = GetInputTensorDataFloat(0, m_Data);
-    Half*  const output = GetOutputTensorDataHalf(0, m_Data);
+    const float* const input = reinterpret_cast<const float*>(inputs[0]->Map());
+    Half*  const output = reinterpret_cast<Half*>(outputs[0]->Map());
 
     // convert Fp32 input to Fp16 output
-    unsigned int numElements = GetTensorInfo(m_Data.m_Inputs[0]).GetNumElements();
+    unsigned int numElements = GetTensorInfo(inputs[0]).GetNumElements();
     armnnUtils::FloatingPointConverter::ConvertFloat32To16(input, numElements, output);
 }