diff --git a/ge/common/model/ge_model.cc b/ge/common/model/ge_model.cc
index 7fc58b6d..b90c3466 100755
--- a/ge/common/model/ge_model.cc
+++ b/ge/common/model/ge_model.cc
@@ -34,7 +34,6 @@ void GeModel::Init() {
 }
 
 GeModel::GeModel() {
-  attrs_.InitDefault();
   Init();
 }
 
@@ -78,12 +77,12 @@ void GeModel::SetPlatformVersion(const std::string &platform_version) { this->pl
 
 void GeModel::SetPlatformType(uint8_t platform_type) { this->platform_type_ = platform_type; }
 
-void GeModel::SetAttr(const ProtoAttrMapHelper &attrs) { attrs_ = attrs; }
+void GeModel::SetAttr(const ProtoAttrMap &attrs) { attrs_ = attrs; }
 
-ProtoAttrMapHelper GeModel::MutableAttrMap() { return attrs_; }
+ProtoAttrMap &GeModel::MutableAttrMap() { return attrs_; }
 
-ConstProtoAttrMapHelper GeModel::GetAttrMap() const {
-  return ConstProtoAttrMapHelper(attrs_.GetProtoOwner(), attrs_.GetProtoMsg());
+ConstProtoAttrMap &GeModel::GetAttrMap() const {
+  return attrs_;
 }
 
 Status GeModel::GetSessionId(uint32_t model_id, uint64_t &session_id) const {
diff --git a/ge/common/model/ge_model.h b/ge/common/model/ge_model.h
index 0e791746..256c6db0 100755
--- a/ge/common/model/ge_model.h
+++ b/ge/common/model/ge_model.h
@@ -17,10 +17,12 @@
 #ifndef GE_MODEL_GE_MODEL_H_
 #define GE_MODEL_GE_MODEL_H_
 
-#include <securec.h>
 #include <map>
 #include <memory>
 #include <string>
+
+#include "securec.h"
+#include "runtime/rt.h"
 #include "common/tbe_kernel_store.h"
 #include "common/cust_aicpu_kernel_store.h"
 #include "framework/common/debug/log.h"
@@ -60,9 +62,9 @@ class GeModel : public AttrHolder {
   void SetPlatformVersion(const std::string &platform_version);
   void SetPlatformType(uint8_t platform_type);
 
-  void SetAttr(const ProtoAttrMapHelper &attrs);
+  void SetAttr(const ProtoAttrMap &attrs);
 
-  ProtoAttrMapHelper MutableAttrMap() override;
+  ProtoAttrMap &MutableAttrMap() override;
 
   using AttrHolder::SetAttr;
   using AttrHolder::GetAllAttrs;
@@ -77,12 +79,12 @@ class GeModel : public AttrHolder {
   }
 
  protected:
-  ConstProtoAttrMapHelper GetAttrMap() const override;
+  ConstProtoAttrMap &GetAttrMap() const override;
 
  private:
   void Init();
 
-  ProtoAttrMapHelper attrs_;  /*lint !e148*/
+  ProtoAttrMap attrs_;  /*lint !e148*/
 
   Graph graph_;
   std::shared_ptr<domi::ModelTaskDef> task_;  /*lint !e148*/
diff --git a/metadef b/metadef
index 8b0650bd..a0004e34 160000
--- a/metadef
+++ b/metadef
@@ -1 +1 @@
-Subproject commit 8b0650bd36d8404b5ad5b6253499734f6504974f
+Subproject commit a0004e3459e821b90915238ced08511353834b0c