diff --git a/sipTestBib.h b/sipTestBib.h
index 99ee26f..cea86ef 100644
--- a/sipTestBib.h
+++ b/sipTestBib.h
@@ -6,6 +6,7 @@
 #include <QObject>
 #include <QString>
 #include <QHash>
+#include <QVariantHash>
 
 
 class SIPTESTBIBSHARED_EXPORT SipTestBib : public QObject