From e57a82e798a51866d8f9500fde5944a8d87aa19c Mon Sep 17 00:00:00 2001
From: "Jason E. Hale" <jhale@FreeBSD.org>
Date: Tue, 21 Nov 2023 19:23:21 -0500
Subject: [PATCH] Fix build with Qt 6.6.x (fixes #375)

---
 qucs/diagrams/marker.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/qucs/diagrams/marker.h b/qucs/diagrams/marker.h
index eed3ff02e..1da991c21 100644
--- a/qucs/diagrams/marker.h
+++ b/qucs/diagrams/marker.h
@@ -18,6 +18,8 @@
 #ifndef MARKER_H
 #define MARKER_H
 
+#include <vector>
+
 #include "element.h"
 #include "viewpainter.h"