diff --git a/qt-gui.cpp b/qt-gui.cpp
index aeed39b32..474622e99 100644
--- a/qt-gui.cpp
+++ b/qt-gui.cpp
@@ -9,6 +9,7 @@
 #include <QDesktopWidget>
 #include <QNetworkProxy>
 #include <QLibraryInfo>
+#include <QTextCodec>
 
 static QApplication *application = NULL;
 static MainWindow *window = NULL;