diff --git a/examples/lock-app/esp32/main/AppTask.cpp b/examples/lock-app/esp32/main/AppTask.cpp
index a9fc2c35cdbd86..27aad563daa613 100644
--- a/examples/lock-app/esp32/main/AppTask.cpp
+++ b/examples/lock-app/esp32/main/AppTask.cpp
@@ -59,7 +59,6 @@ StackType_t appStack[APP_TASK_STACK_SIZE / sizeof(StackType_t)];
 
 using namespace ::chip::DeviceLayer;
 using namespace ::chip::System;
-// using namespace ESP32DoorLock::LockInitParams;
 
 AppTask AppTask::sAppTask;
 
@@ -86,6 +85,8 @@ CHIP_ERROR AppTask::Init()
                                   (void *) this,    // init timer id = app task obj context
                                   TimerEventHandler // timer callback handler
     );
+
+    chip::DeviceLayer::StackLock lock;
     CHIP_ERROR err = BoltLockMgr().InitLockState();
 
     BoltLockMgr().SetCallbacks(ActionInitiated, ActionCompleted);