diff --git a/src/qtlibtorrent/torrentspeedmonitor.h b/src/qtlibtorrent/torrentspeedmonitor.h
index 0a6dbbcc1..5e0ea1c6a 100644
--- a/src/qtlibtorrent/torrentspeedmonitor.h
+++ b/src/qtlibtorrent/torrentspeedmonitor.h
@@ -31,6 +31,7 @@
 #ifndef TORRENTSPEEDMONITOR_H
 #define TORRENTSPEEDMONITOR_H
 
+#include <QObject>
 #include <QString>
 #include <QHash>
 #include "qtorrenthandle.h"