diff --git a/qt-ui/downloadfromdivecomputer.h b/qt-ui/downloadfromdivecomputer.h
index 2c411cfc9..725dc787f 100644
--- a/qt-ui/downloadfromdivecomputer.h
+++ b/qt-ui/downloadfromdivecomputer.h
@@ -8,8 +8,6 @@
 #include "../libdivecomputer.h"
 #include "ui_downloadfromdivecomputer.h"
 
-struct device_data_t;
-
 class DownloadThread : public QThread{
 	Q_OBJECT
 public: