diff --git a/frameworks/jskitsimpl/distributeddata/include/kv_manager.h b/frameworks/jskitsimpl/distributeddata/include/kv_manager.h
index be8751a1b37e2990f364a61676e89e6e0bccd51c..90bd20c578f590baa725956844193b56cd5dd84e 100644
--- a/frameworks/jskitsimpl/distributeddata/include/kv_manager.h
+++ b/frameworks/jskitsimpl/distributeddata/include/kv_manager.h
@@ -31,7 +31,6 @@ private:
 
     DistributedKv::DistributedKvDataManager kvDataManager_ {};
     std::string bundleName_ {};
-    static napi_ref ctor_;
 };
 }
 #endif // OHOS_KV_MANAGER_H
diff --git a/frameworks/jskitsimpl/distributeddata/include/single_kv_store.h b/frameworks/jskitsimpl/distributeddata/include/single_kv_store.h
index dd9942fdfe6063cd357613855d0186b415b3c877..9b3123791a58113d5ca2dad1f0680ae86b544ed2 100644
--- a/frameworks/jskitsimpl/distributeddata/include/single_kv_store.h
+++ b/frameworks/jskitsimpl/distributeddata/include/single_kv_store.h
@@ -73,7 +73,6 @@ private:
     static napi_status OnDataChange(napi_env env, size_t argc, napi_value *argv, napi_value self, napi_value *result);
     static napi_status OnSyncComplete(napi_env env, size_t argc, napi_value *argv, napi_value self, napi_value *result);
     static std::map<std::string, Exec> eventHandlers_;
-    static napi_ref ctor_;
 
     std::unique_ptr<DistributedKv::SingleKvStore> kvStore_ = nullptr;
     std::shared_ptr<DistributedKv::KvStoreSyncCallback> syncObserver_ = nullptr;
diff --git a/frameworks/jskitsimpl/distributeddata/src/kv_manager.cpp b/frameworks/jskitsimpl/distributeddata/src/kv_manager.cpp
index a0e35405f981f9d3a70f376727daf8e0ad49bb9f..949a68adc410d17b4c4edc36f60c8447b1dbbd27 100644
--- a/frameworks/jskitsimpl/distributeddata/src/kv_manager.cpp
+++ b/frameworks/jskitsimpl/distributeddata/src/kv_manager.cpp
@@ -24,7 +24,7 @@
 
 using namespace OHOS::DistributedKv;
 namespace OHOS::DistributedData {
-napi_ref KVManager::ctor_ = nullptr;
+static __thread napi_ref g_ctor = nullptr;
 napi_value KVManager::CreateKVManager(napi_env env, napi_callback_info info)
 {
     ZLOGD("get kv manager!");
@@ -116,8 +116,8 @@ napi_value KVManager::GetKVStore(napi_env env, napi_callback_info info)
 napi_value KVManager::GetCtor(napi_env env)
 {
     napi_value cons;
-    if (ctor_ != nullptr) {
-        NAPI_CALL(env, napi_get_reference_value(env, ctor_, &cons));
+    if (g_ctor != nullptr) {
+        NAPI_CALL(env, napi_get_reference_value(env, g_ctor, &cons));
         return cons;
     }
 
@@ -126,7 +126,7 @@ napi_value KVManager::GetCtor(napi_env env)
     };
     NAPI_CALL(env, napi_define_class(env, "KVManager", NAPI_AUTO_LENGTH, Initialize, nullptr,
                                      sizeof(clzDes) / sizeof(napi_property_descriptor), clzDes, &cons));
-    NAPI_CALL(env, napi_create_reference(env, cons, 1, &ctor_));
+    NAPI_CALL(env, napi_create_reference(env, cons, 1, &g_ctor));
     return cons;
 }
 
diff --git a/frameworks/jskitsimpl/distributeddata/src/single_kv_store.cpp b/frameworks/jskitsimpl/distributeddata/src/single_kv_store.cpp
index c91d54153d9fe67535f283f024da19bcd5f3c0a5..196dc4d655a31d15f865c3d22895fe1c6b60dedc 100644
--- a/frameworks/jskitsimpl/distributeddata/src/single_kv_store.cpp
+++ b/frameworks/jskitsimpl/distributeddata/src/single_kv_store.cpp
@@ -25,7 +25,7 @@
 
 using namespace OHOS::DistributedKv;
 namespace OHOS::DistributedData {
-napi_ref SingleKVStore::ctor_ = nullptr;
+static __thread napi_ref g_ctor = nullptr;
 std::map<std::string, SingleKVStore::Exec> SingleKVStore::eventHandlers_ = {
     {"dataChange", SingleKVStore::OnDataChange},
     {"syncComplete", SingleKVStore::OnSyncComplete},
@@ -51,9 +51,9 @@ SingleKVStore::~SingleKVStore()
 
 napi_value SingleKVStore::GetCtor(napi_env env)
 {
-    if (ctor_ != nullptr) {
+    if (g_ctor != nullptr) {
         napi_value cons = nullptr;
-        NAPI_CALL(env, napi_get_reference_value(env, ctor_, &cons));
+        NAPI_CALL(env, napi_get_reference_value(env, g_ctor, &cons));
         return cons;
     }
 
@@ -67,7 +67,7 @@ napi_value SingleKVStore::GetCtor(napi_env env)
     napi_value cons;
     NAPI_CALL(env, napi_define_class(env, "SingleKVStore", NAPI_AUTO_LENGTH, Initialize, nullptr,
                                      sizeof(clzDes) / sizeof(napi_property_descriptor), clzDes, &cons));
-    NAPI_CALL(env, napi_create_reference(env, cons, 1, &ctor_));
+    NAPI_CALL(env, napi_create_reference(env, cons, 1, &g_ctor));
     return cons;
 }