diff --git a/services/distributeddataservice/service/kvdb/kvdb_general_store.cpp b/services/distributeddataservice/service/kvdb/kvdb_general_store.cpp
index 9fd1fe9d0f0d4785b940859fa673f5ed6341fd50..d2a6c32fdd5be79994a39da67adee4af2f8179bb 100644
--- a/services/distributeddataservice/service/kvdb/kvdb_general_store.cpp
+++ b/services/distributeddataservice/service/kvdb/kvdb_general_store.cpp
@@ -171,7 +171,8 @@ KVDBGeneralStore::KVDBGeneralStore(const StoreMetaData &meta)
     : manager_(meta.appId, meta.appId == Bootstrap::GetInstance().GetProcessLabel() ? defaultAccountId : meta.user,
           meta.instanceId)
 {
-    observer_.storeId_ = meta.storeId;
+    observer_ = std::make_shared<ObserverProxy>();
+    observer_->storeId_ = meta.storeId;
     StoreMetaDataLocal local;
     MetaDataManager::GetInstance().LoadMeta(meta.GetKeyLocal(), local, true);
     isPublic_ = local.isPublic;
@@ -551,21 +552,21 @@ int32_t KVDBGeneralStore::Clean(const std::vector<std::string> &devices, int32_t
 
 int32_t KVDBGeneralStore::Watch(int32_t origin, Watcher &watcher)
 {
-    if (origin != Watcher::Origin::ORIGIN_ALL || observer_.watcher_ != nullptr) {
+    if (origin != Watcher::Origin::ORIGIN_ALL || observer_->watcher_ != nullptr) {
         return GeneralError::E_INVALID_ARGS;
     }
 
-    observer_.watcher_ = &watcher;
+    observer_->watcher_ = &watcher;
     return GeneralError::E_OK;
 }
 
 int32_t KVDBGeneralStore::Unwatch(int32_t origin, Watcher &watcher)
 {
-    if (origin != Watcher::Origin::ORIGIN_ALL || observer_.watcher_ != &watcher) {
+    if (origin != Watcher::Origin::ORIGIN_ALL || observer_->watcher_ != &watcher) {
         return GeneralError::E_INVALID_ARGS;
     }
 
-    observer_.watcher_ = nullptr;
+    observer_->watcher_ = nullptr;
     return GeneralError::E_OK;
 }
 
diff --git a/services/distributeddataservice/service/kvdb/kvdb_general_store.h b/services/distributeddataservice/service/kvdb/kvdb_general_store.h
index 80e030f05502be847d9d51d4c89f70fc2ca9d1f3..f23de18c3178ea0cceb43e97d60c9680a3ec0090 100644
--- a/services/distributeddataservice/service/kvdb/kvdb_general_store.h
+++ b/services/distributeddataservice/service/kvdb/kvdb_general_store.h
@@ -18,6 +18,7 @@
 
 #include <atomic>
 #include <functional>
+#include <memory>
 #include <shared_mutex>
 
 #include "kv_store_changed_data.h"
@@ -122,7 +123,7 @@ private:
     };
 
     static constexpr uint8_t META_COMPRESS_RATE = 10;
-    ObserverProxy observer_;
+    std::shared_ptr<ObserverProxy> observer_;
     KvManager manager_;
     KvDelegate *delegate_ = nullptr;
     std::shared_mutex bindMutex_;