diff --git a/src/device/DeviceManager.cpp b/src/device/DeviceManager.cpp
index 712877c..fcf5a27 100644
--- a/src/device/DeviceManager.cpp
+++ b/src/device/DeviceManager.cpp
@@ -158,7 +158,6 @@ void DeviceManager::initDevice()
     reconConnectionTimer->start(CHECK_RECON_CONNECTION_TIME);
     ReconManager::getInstance()->moveToThread(mReconHttpThread);
     connect(reconConnectionTimer, &QTimer::timeout, ReconManager::getInstance(), &ReconManager::checkReconConnection);
-    connect(mReconHttpThread, &QThread::finished, ReconManager::getInstance(), &ReconManager::deleteLater);
     connect(this, &DeviceManager::createEmptyScanToRecon, ReconManager::getInstance(), &ReconManager::createEmptyScan);
     connect(this, &DeviceManager::createScanToRecon, ReconManager::getInstance(), &ReconManager::createScan);
     connect(ReconManager::getInstance(), &ReconManager::createScanResponsed, this, &DeviceManager::processReconCreateScan);