diff --git a/services/miscdevice_service/include/miscdevice_service.h b/services/miscdevice_service/include/miscdevice_service.h
index d30d3f95889f9fd803f770aea71e2e649fef68c2..07b0b54a276ca642e10f046eb29fa1cec74b5ce2 100644
--- a/services/miscdevice_service/include/miscdevice_service.h
+++ b/services/miscdevice_service/include/miscdevice_service.h
@@ -119,6 +119,7 @@ private:
     std::mutex clientDeathObserverMutex_;
     std::map<sptr<IRemoteObject>, int32_t> clientPidMap_;
     std::mutex clientPidMapMutex_;
+    std::mutex miscDeviceIdMapMutex_;
 };
 }  // namespace Sensors
 }  // namespace OHOS
diff --git a/services/miscdevice_service/src/miscdevice_service.cpp b/services/miscdevice_service/src/miscdevice_service.cpp
index dd8a369c27d470bd577c967bd611e62815cb56ca..9a5510f158d855179798f2af9a0d760fc725d0c5 100644
--- a/services/miscdevice_service/src/miscdevice_service.cpp
+++ b/services/miscdevice_service/src/miscdevice_service.cpp
@@ -188,6 +188,7 @@ void MiscdeviceService::OnStart()
         MISC_HILOGE("Publish MiscdeviceService failed");
         return;
     }
+    std::lock_guard<std::mutex> lock(miscDeviceIdMapMutex_);
     auto ret = miscDeviceIdMap_.insert(std::make_pair(MiscdeviceDeviceId::LED, lightExist_));
     if (!ret.second) {
         MISC_HILOGI("Light exist in miscDeviceIdMap_");
@@ -218,6 +219,7 @@ void MiscdeviceService::OnStartFuzz()
     if (!InitLightInterface()) {
         MISC_HILOGE("InitLightInterface failed");
     }
+    std::lock_guard<std::mutex> lock(miscDeviceIdMapMutex_);
     auto ret = miscDeviceIdMap_.insert(std::make_pair(MiscdeviceDeviceId::LED, lightExist_));
     if (!ret.second) {
         MISC_HILOGI("Light exist in miscDeviceIdMap_");