diff --git a/paddle/fluid/inference/api/api_anakin_engine.h b/paddle/fluid/inference/api/api_anakin_engine.h
index 32f8def63c090be875076a458a291d43142f51ab..0f0d7febe2ed7331830227c95fed31ac496fa129 100644
--- a/paddle/fluid/inference/api/api_anakin_engine.h
+++ b/paddle/fluid/inference/api/api_anakin_engine.h
@@ -58,18 +58,18 @@ class PaddleInferenceAnakinPredictor : public PaddlePredictor {
 
   ~PaddleInferenceAnakinPredictor() override;
 
-  static std::mutex mutex_;
-  AnakinConfig config_;
-  std::shared_ptr<anakin::Context<T>> ctx_p_;
-  std::shared_ptr<anakin::graph::Graph<T, P>> graph_p_;
-  anakin::Net<T, P, R>* executor_p_{nullptr};
-
+ protected:
   void InitEnv();
   void InitGraph();
   virtual void OptimizeGraph();
   virtual void InitNet();
   virtual void SetContext();
   virtual void Predict();
+  static std::mutex mutex_;
+  AnakinConfig config_;
+  std::shared_ptr<anakin::Context<T>> ctx_p_;
+  std::shared_ptr<anakin::graph::Graph<T, P>> graph_p_;
+  anakin::Net<T, P, R>* executor_p_{nullptr};
 
  private:
   bool RunImpl(const std::vector<PaddleTensor>& inputs,