diff --git a/src/libs/modelinglib/qmt/infrastructure/geometryutilities.h b/src/libs/modelinglib/qmt/infrastructure/geometryutilities.h
index 6f39352f3f7..13317c5a39c 100644
--- a/src/libs/modelinglib/qmt/infrastructure/geometryutilities.h
+++ b/src/libs/modelinglib/qmt/infrastructure/geometryutilities.h
@@ -26,6 +26,7 @@
 #pragma once
 
 #include <QtGlobal>
+#include <QList>
 
 QT_BEGIN_NAMESPACE
 class QPolygonF;