diff --git a/src/function.h b/src/function.h
index da4f7d4..3f50aa6 100644
--- a/src/function.h
+++ b/src/function.h
@@ -6,6 +6,7 @@
 #include <QColor>
 #include <QPair>
 #include <QString>
+#include <QJsonValue>
 
 class QJsonObject;