diff --git a/ui/qt/utils/proto_node.h b/ui/qt/utils/proto_node.h
index a770656719..d6cf37978e 100644
--- a/ui/qt/utils/proto_node.h
+++ b/ui/qt/utils/proto_node.h
@@ -15,6 +15,7 @@
 #include <epan/proto.h>
 
 #include <QObject>
+#include <QVector>
 
 class ProtoNode
 {