diff --git a/appsrc/service/dm_gas_path_mgr_service.cpp b/appsrc/service/dm_gas_path_mgr_service.cpp
index aeb284e..225ff01 100644
--- a/appsrc/service/dm_gas_path_mgr_service.cpp
+++ b/appsrc/service/dm_gas_path_mgr_service.cpp
@@ -51,6 +51,8 @@ void DMGasPathMgrService::setOnlineState(shared_ptr<MsgProcessContext> cxt, bool
   std::lock_guard<std::recursive_mutex> lock(lock_);
   logger->info("setOnlineState:{}", isOnline);
   this->isOnline = isOnline;
+  stateUpdateThread->wake();
+
 }
 
 void DMGasPathMgrService::selectChannel(shared_ptr<MsgProcessContext> cxt, DMGasPath dmGasPath) {