diff --git a/app/node/param.h b/app/node/param.h
index 7d83aef01..eafb32501 100644
--- a/app/node/param.h
+++ b/app/node/param.h
@@ -23,6 +23,7 @@
 
 #include <QObject>
 #include <QVariant>
+#include <QVector>
 
 #include "common/rational.h"
 #include "node/edge.h"