diff --git a/services/common/power_manager/src/power_manager_client.cpp b/services/common/power_manager/src/power_manager_client.cpp
index 361699fe8afb6550193dce1391a15d81979bc1c1..507f85bf8ada793a017b3cd87a1cad13c150772c 100644
--- a/services/common/power_manager/src/power_manager_client.cpp
+++ b/services/common/power_manager/src/power_manager_client.cpp
@@ -31,14 +31,8 @@ std::mutex g_instanceMutex;
 
 PowerMgrClient& PowerMgrClient::GetInstance()
 {
-    static PowerMgrClient* instance = nullptr;
-    if (instance == nullptr) {
-        std::lock_guard<std::mutex> lock(g_instanceMutex);
-        if (instance == nullptr) {
-            instance = new PowerMgrClient();
-        }
-    }
-    return *instance;
+    static PowerMgrClient instance;
+    return instance;
 }
 
 PowerMgrClient::PowerMgrClient()