From bc910d5098f0606ef253dd961f53bb05d0cec893 Mon Sep 17 00:00:00 2001
From: Martin Rotter <rotter@praktik.cz>
Date: Fri, 3 Sep 2021 13:22:00 +0200
Subject: [PATCH] fix std::function usage

---
 src/librssguard/gui/messagebox.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/librssguard/gui/messagebox.h b/src/librssguard/gui/messagebox.h
index b12184f84..d2b6f1408 100644
--- a/src/librssguard/gui/messagebox.h
+++ b/src/librssguard/gui/messagebox.h
@@ -6,6 +6,8 @@
 #include <QDialogButtonBox>
 #include <QMessageBox>
 
+#include <functional>
+
 class MessageBox : public QMessageBox {
   Q_OBJECT