diff --git a/src/libs/vtools/dialogs/tools/dialogdetail.cpp b/src/libs/vtools/dialogs/tools/dialogdetail.cpp
index 83276d43e..f0617c79b 100644
--- a/src/libs/vtools/dialogs/tools/dialogdetail.cpp
+++ b/src/libs/vtools/dialogs/tools/dialogdetail.cpp
@@ -28,6 +28,7 @@
 
 #include "dialogdetail.h"
 
+#include <QBuffer>
 #include <QDebug>
 
 #include "../../../vgeometry/varc.h"