diff --git a/src/lib/tools/sqldatabase.h b/src/lib/tools/sqldatabase.h
index a17f82078..c836e8965 100644
--- a/src/lib/tools/sqldatabase.h
+++ b/src/lib/tools/sqldatabase.h
@@ -23,6 +23,8 @@
 #include <QFuture>
 #include <QSqlQuery>
 
+#include <QVariant> // Fix build with Qt 4.7
+
 #include "qzcommon.h"
 
 class QUPZILLA_EXPORT SqlDatabase : public QObject