diff --git a/src/gui/src/DataDownloader.cpp b/src/gui/src/DataDownloader.cpp
index 50e5a1b2..4f778489 100644
--- a/src/gui/src/DataDownloader.cpp
+++ b/src/gui/src/DataDownloader.cpp
@@ -19,6 +19,7 @@
 
 DataDownloader::DataDownloader(QObject* parent) :
     QObject(parent),
+    m_pReply(nullptr),
     m_IsFinished(false)
 {
     connect(&m_NetworkManager, SIGNAL(finished(QNetworkReply*)),