diff --git a/app/gui/qt/main.cpp b/app/gui/qt/main.cpp
index 7b5bfb1708..9d819f974d 100644
--- a/app/gui/qt/main.cpp
+++ b/app/gui/qt/main.cpp
@@ -19,6 +19,7 @@
 #include <QBitmap>
 #include <QLabel>
 #include <QLibraryInfo>
+#include <QThread>
 
 #include <singleapplication.h>
 #include "mainwindow.h"
diff --git a/app/gui/qt/mainwindow.cpp b/app/gui/qt/mainwindow.cpp
index 40a6d10076..1953da32da 100644
--- a/app/gui/qt/mainwindow.cpp
+++ b/app/gui/qt/mainwindow.cpp
@@ -42,6 +42,7 @@
 #include <QStyle>
 #include <QTextBrowser>
 #include <QTextStream>
+#include <QThread>
 #include <QToolBar>
 #include <QToolButton>
 #include <QPushButton>
diff --git a/app/gui/qt/widgets/sonicpimetro.cpp b/app/gui/qt/widgets/sonicpimetro.cpp
index 59d8eaf08a..bd82633ebf 100644
--- a/app/gui/qt/widgets/sonicpimetro.cpp
+++ b/app/gui/qt/widgets/sonicpimetro.cpp
@@ -17,6 +17,7 @@
 #include <QStyleOption>
 #include <QPainter>
 #include <QSpacerItem>
+#include <QThread>
 #include "dpi.h"
 
 SonicPiMetro::SonicPiMetro(std::shared_ptr<SonicPi::QtAPIClient> spClient, std::shared_ptr<SonicPi::SonicPiAPI> spAPI, SonicPiTheme *theme, QWidget* parent)