From 30f496ef4c5fd1099c2357c56787cdf994645eb3 Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Fri, 12 Aug 2016 09:33:00 +0200
Subject: [PATCH] fix build failure on Linux&OSX

---
 src/Gui/DlgUnitsCalculatorImp.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Gui/DlgUnitsCalculatorImp.h b/src/Gui/DlgUnitsCalculatorImp.h
index 9fb697ed7..4cb86a811 100644
--- a/src/Gui/DlgUnitsCalculatorImp.h
+++ b/src/Gui/DlgUnitsCalculatorImp.h
@@ -24,6 +24,7 @@
 #ifndef GUI_DIALOG_DlgActivateWindowImp_H
 #define GUI_DIALOG_DlgActivateWindowImp_H
 
+#include <QDialog>
 #include <memory>
 #include <Base/Quantity.h>
 #include <Base/Unit.h>