1 files changed, 4 insertions, 1 deletions
diff --git a/src/backends/reference/workloads/RefStackWorkload.hpp b/src/backends/reference/workloads/RefStackWorkload.hpp
index ceb27d9f60..4276339a8f 100644
--- a/src/backends/reference/workloads/RefStackWorkload.hpp
+++ b/src/backends/reference/workloads/RefStackWorkload.hpp
@@ -16,7 +16,10 @@ class RefStackWorkload : public BaseWorkload<StackQueueDescriptor>
 public:
     explicit RefStackWorkload(const StackQueueDescriptor& descriptor,
                               const WorkloadInfo& info);
-    virtual void Execute() const override;
+    void Execute() const override;
+    void ExecuteAsync(WorkingMemDescriptor& workingMemDescriptor)  override;
+private:
+    void Execute(std::vector<ITensorHandle*> inputs, std::vector<ITensorHandle*> outputs) const;
 };
 
 } // namespace armnn